109.0.101 Feb 2023 03:15 minor feature: Reverted changes to Windows font smoothing which caused poor rendering on some configurations ( ), jank when loading pages containing a large number of emoji characters ( ), an causing authentication prompts to not appear when loading pages in some enterprise environments ( ), inconsistent sizing of event listener checkboxes inside the Inspector developer tool ( ), Reference link to 109.0 release notes.
109.018 Jan 2023 03:15 minor feature: Manifest Version 3 (MV3) extension support is now enabled by default ( MV2 remains enabled/supported ). This major update also ushers an exciting user interface change in the form of the new extensions button. The Arbitrary Code Guard exploit protection has been enabled in the media playback utility processes, improving security for Windows users. The native HTML date picker for date and datetime inputs can now be used with a keyboard alone, improving its accessibility for screen reader users. Users with limited mobility can also now use common keyboard shortcuts to navigate the calendar grid and month selection spinners. Firefox builds in the Spanish from Spain (es-ES) and Spanish from Argentina (es-AR) locales now come with a built-in dictionary for the Firefox spellchecker. Various security. Effective on January 16, Colorways will no longer be in Firefox. Users will still be able to access saved and active Colorways from the Add-ons and themes menu option. On macOS, Ctrl or Cmd + trackpad or mouse wheel now scrolls the page instead of zooming. This avoids accidental zooming and matches the behavior of other web browsers on macOS. The Recently section of Firefox View now equips users with the ability to manually /remove url links from the list. The empty state messages and graphic components surfaced in Firefox View for the Tab Pickup and Recently sections have been updated for an improved user experience. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 109 Release Notes. The ability to automatically break when code on the page hits an events handler has been available since Firefox 69. Firefox 109 now adds new support for the. scrollend event. To use this new event breakpoint, open the JS deger and find and expand the Event Listener Breakpoints section in the right hand column ( learn more ). The. scrollend event is now enabled by default. The event is fired when
108.0.206 Jan 2023 03:15 minor feature: a crash for some users on Mac OS X 10.12-10.14 during video playback ( ). a crash that might occur when managing browser history ( ). The "Tabs sharing devices" menu item for WebRTC is now located in the tools menu on macOS only ( ). Reference link to 108.0.1 release notes.
108.0.117 Dec 2022 03:15 minor feature: The default search engine being reset on upgrade for profiles which were previously copied from a different location. Reference link to 108.0 release notes.
107.0.130 Nov 2022 03:15 minor feature: an with accessing some sites reliably in Private Browsing mode or Strict ETP due to anti-adblockers ( ). an where Color Management was not available for some users ( ). an with text overlapping in the Settings Menu for some locales ( ). an incompatibility with the new Windows 11 22H2 Suggested Actions feature resulting in hangs when copying phone number links ( ). an where the DevTools UI is not accessible when an alert dialog is displayed ( ). Reference link to 107.0 release notes.
107.016 Nov 2022 03:15 minor feature: Improved the performance of the instance when Microsoft's IME and Defender retrieve the URL of a focused document in Windows 11 version 22H2. Power profiling visualizing performance data recorded from web browsers is now also supported on Linux and Mac with Intel CPUs, in addition to Windows 11 and Apple Silicon. Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 107 Release Notes. There are a couple of helpful improvements in Firefox DevTools making it easier to deWebExtensions:, Razvan Cojocaru:, Razvan has been a prolific contributor, ing a number of related to scrolling, as well as making many improvements to the type-safety of our rendering engine code.
106.0.505 Nov 2022 03:15 minor feature: Addresses a crash experienced by users with Intel Gemini Lake CPUs. Reference link to 106.0.4 release notes.
106.0.301 Nov 2022 06:25 minor feature: a startup crash for some users on Windows ( ). an incompatibility with the new Windows 11 22H2. Suggested Actions feature resulting in hangs when copying text on a web page ( ). Reference link to 106.0.2 release notes.
106.0.227 Oct 2022 03:15 minor feature: Missing content on some PDF forms ( ). column width for the. Notification sub-panel in. Settings ( ). a browser freeze with accessibility enabled on some sites such as the Proxmox Web UI ( ). page reloading not working with Firefox View and not refreshing synced data ( and ). browser not opening if installed from the Windows Store ( ). Reference link to 106.0.1 release notes.
106.0.123 Oct 2022 03:15 minor feature: Addresses a crash experienced by users with AMD Zen 1 CPUs. ( ), Reference link to 106.0 release notes.
106.019 Oct 2022 03:15 minor feature: It is now possible to edit PDFs: including writing text, drawing, and adding signatures. Setting Firefox as your default browser now also makes it the default PDF application on Windows systems. You can now pin private windows to your Windows taskbar on Window 10 and Windows 11 for simpler access. Also, private windows have been redesigned to increase the feeling of privacy. Swipe-to-navigate (two fingers on a touchpad swiped left or right to perform history back or forward) now works for Linux users on Wayland. Text Recognition in images allows users on macOS 10.15 and higher to extract text from the selected image (such as a meme or screenshot). Firefox View helps you get back to content you previously discovered. A pinned tab allows you to find and open recently tabs on your current device, access tabs from other devices (via our Tab Pickup feature), and change the look of the browser (with Colorways ). With the launch of the Independent Voices collection, Firefox is introducing 18 new Colorways. You can now access a Colorways modal experience via Firefox View ; each new color is accompanied with a bespoke graphic and a text description that speaks to its deeper meaning. The collection will be available through Jan 16. Various security. A major upgrade to our WebRTC capabilities (libwebrtc library upgraded from version 86 to 103) brings multiple improvements:, With the release of Firefox 106, we are honored to welcome all the contributors who've volunteered their time and talent to make Firefox better 14 of them were brand new volunteers. Please join us in expressing our gratitude for their efforts, and take a look at their contributions:
105.0.309 Oct 2022 03:15 minor feature: Mitigated frequent crashes for Windows users with Avast or AVG Antivirus software installed ( ), Reference link to 105.0.2 release notes.
105.0.205 Oct 2022 06:45 minor feature: Poor contrast on various menu items with certain themes on Linux systems ( ), the scrollbar appearing on the wrong side of. select elements in right-to-left locales ( ), a possible deadlock when loading some sites in Troubleshoot Mode ( ), a causing some dynamic appearance changes to appear when expected ( ), a causing theme styling to not be properly applied to sidebars for some add-ons in Private Browsing Mode ( ), Reference link to 105.0.1 release notes.
105.0.125 Sep 2022 03:15 minor feature: Reverted focus behavior for new windows back to the content area instead of the address bar ( ), Reference link to 105.0 release notes.
105.021 Sep 2022 06:45 minor feature: Added an option to print only the current page from the print preview dialog. Firefox now supports partitioned service workers in third-party contexts. You can register service workers in a third-party iframe and it will be partitioned under the top-level domain. Swipe to navigate (two fingers on a touchpad swiped left or right to perform history back or forward) on Windows is now enabled. Firefox is now compliant with the User Timing L3 specification, which adds additional optional arguments to the. performance.mark and. performance.measure methods to provide custom start times, end times, duration, and attached details. Searching in large lists for individual items is now 2x faster. This performance enhancement replaces array.includes and array.indexOf with an optimized SIMD version. Stability on Windows is significantly improved as Firefox handles low-memory situations much better. Touchpad scrolling on macOS was made more accessible by reducing unintended diagonal scrolling opposite of the intended scroll axis. Firefox is less likely to run out of memory on Linux and performs more efficiently for the rest of the system when memory runs low. Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 105 Release Notes. Support for the Offscreen Canvas DOM API with full context and font support. The OffscreenCanvas API provides a canvas that can be rendered off-screen in both Window and Web Worker contexts.
104.0.207 Sep 2022 03:15 minor feature: a making it impossible to use touch or a stylus to drag the scrollbar on pages ( ). an causing some users to crash in out-of-memory conditions ( ). an that would sometimes affect video amp; audio playback when loaded via a cross-origin iframe. src attribute ( ). an that would sometimes affect video amp; audio playback when served with Content-Security-Policy: sandbox ( ). Reference link to 104.0.1 release notes.
104.0.131 Aug 2022 03:15 minor feature: Addresses an with Youtube video playback that was affecting some users. Reference link to 104.0 release notes.
104.024 Aug 2022 07:45 minor feature: Subtitles are now available for Disney+ in Picture-in-Picture. Firefox now supports both the. scroll-snap-stop property as well as. re-snapping. You can use the scroll-snap-stop property's always and normal values to specify whether or not to pass the snap points, even when scrolling fast.. Re-snapping tries to keep the last snap position after any content/layout changes. The Firefox profiler can analyze power usage of a website (Apple M1 and Windows 11 only). The Firefox UI itself will now be throttled for performance and battery usage when minimized or occluded, in the same way background tabs are. Highlight color is preserved correctly after typing. Enter in the mail composer of Yahoo Mail and Outlook. After bypassing the https only error page navigating back would take you to the error page that was previously dismissed. Back now takes you to the previous site that was visited. Paste unformatted shortcut (shift+ctrl/cmd+v) now works in plain text contexts, such as input and text area. Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 104 Release Notes.
103.0.210 Aug 2022 03:16 minor feature: Menu shortcuts for users of the JAWS screen reader. an occasional non-overridable certificate error when accessing device configuration pages. an with Picture-in-Picture displaying in fullscreen on macOS.
103.0.102 Aug 2022 03:25 minor feature: Enabled hardware acceleration on newer AMD cards. a crash on Firefox shutdown caused by a in the audio manager.
103.027 Jul 2022 03:16 minor feature: Improved responsiveness on macOS during periods of high CPU load by switching to a modern lock API. Do you always forget something? Required fields are now highlighted in PDF forms. Improved performance on high-refresh rate monitors (120Hz+). Enjoying Picture-in-Picture subtitles feature? It just got better: you can now change subtitles font size directly from the PiP window. Additionally, PiP subtitles are now available at Funimation, Dailymotion, Tubi, Hotstar, and SonyLIV. Buttons in the Tabs toolbar can now be reached with Tab, Shift+Tab, and Arrow keys. View this article for additional details. Windows' "Make text bigger" accessibility setting now affects all the UI and content pages, rather than only applying to system font sizes. Rejoice! You can now conveniently access Firefox, which will now be pinned to the Windows taskbar during installation on Windows 10 and 11. (This will also allow for Firefox to be launched quicker after installing.), Non-breaking spaces are now preserved preventing automatic line breaks when copying text from a form control. WebGL performance on NVIDIA binary drivers via DMA-Buf on Linux. an in which Firefox startup could be significantly slowed down by the processing of Web content local storage. This had the greatest impact on users with platter hard drives and significant local storage. Various security. Removed a configuration option to allow SHA-1 signatures in certificates: SHA-1 signatures in certificates long since determined to no longer be secure enough are now not supported. Your information now has increased protection from online tracking via Total Cookie Protection enabled by default. All third-party cookies are now isolated into partitioned storage. With the release of Firefox 103, we are pleased to welcome the developers who've contributed their first code changes to Firefox in this release; 12 of whom were first time contributors! Please join us in thanking each of these diligent and enthusiastic individuals, an
102.0.107 Jul 2022 03:16 minor feature: Bookmark shortcut creation by dragging to Windows File Explorer and dropping partially broken ( ), bookmarks sidebar flashing white when opened in dark mode ( ), multilingual spell checking not working with content in both English and a non-Latin alphabet ( ), Developer tools: an where the console output keep getting scrolled to the bottom when the last visible message is an evaluation result ( ). Delete cookies and site data when Firefox is checkbox getting disabled on startup ( ), Various stability, Reference link to 102.0 release notes
102.029 Jun 2022 10:05 minor feature: Tired of too many windows crowding your screen? You can now disable automatic opening of the download panel every time a new download starts. Read more. Firefox now mitigates query parameter tracking when navigating sites in ETP strict mode. When using a screen reader on Windows, pressing enter to activate an element no longer fails or clicks the wrong element and/or another application window. For those blind or with very limited vision, this technology reads out loud what is on the screen, and users can adapt them to their needs (now, on our platform, without errors). Various security. Improved security by moving audio decoding into a separate process with stricter sandboxing, thus improving process isolation. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 102 Release Notes. Firefox 102 is the new Extended Support Release (ESR). Firefox 91 ESR goes out of support on September 20, 2022. (See the 102 ESR release notes for more information), You can now filter style sheets in the Style Editor tab of our developer tools. TransformStream and. ReadableStream.pipeThrough have landed, allowing you to pipe from a. ReadableStream to a. WritableStream, executing a transformation on each chunk.. ReadableStream. TransformStream, and. WritableStream are all transferable now. Firefox now supports Content-Security-Policy (CSP) integration with WebAssembly. A document with a CSP that restricts scripts will no longer execute WebAssembly unless the policy uses 'unsafe-eval' or the new 'wasm-unsafe-eval' keyword.
101.0.110 Jun 2022 03:16 minor feature: Firefox clearing the clipboard when closing on macOS ( ), a compatibility causing severely impaired functionality with win32k lockdown enabled on some Windows systems ( ), context menus not appearing when right-clicking Picture-in-Picture windows on some Linux systems ( ), Various stability, Reference link to 101.0 release notes
101.001 Jun 2022 03:16 minor feature: Reading is now easier with the. prefers-contrast media query, which allows sites to detect if the user has requested that web content is presented with a higher (or lower) contrast. It s your choice! All non-configured MIME types can now be assigned a custom action upon download completion. Firefox now allows users to use as many microphones as you want, at the same time, during video conferencing. The most exciting benefit is that you can easily switch your microphones at any time (if your conferencing service provider enables this flexibility). Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 101 Release Notes.. Inspector panel: When adding/removing a class name to/from an existing HTML element (using.cls button in Rules View), an autocomplete drop down automatically offers all existing class names on the page. In Firefox 101 the selected class name in the autocomplete drop-down list is auto-applied immediately as the user changes the selection of the autocomplete list (using up/down arrow keys). This is especially useful for quick testing of various styles.. Inspector panel: This new option can be used to disable drag to update features in the Rule View (values of some CSS properties e.g. sizes can be modified by dragging the mouse horizontally).. WebDriver BiDi: This protocol is enabled on the release channel to support external tools such as Selenium, which plan to start using WebDriver BiDi for Firefox. WebDriver-BiDi aims to provide a cross-browser protocol for browser automation that meets the requirements of modern web application testing tools. This allows both the client and the server to send amp; receive requests and responses. Firefox new has added support for large, small, dynamic viewport units and logical ones ( *vi and *vb ). This gives users the flexibility to choose whether page elements are sized to the smallest viewport
100.0.221 May 2022 03:25 minor feature: Security, Reference link to 100.1 release notes
100.0.117 May 2022 03:16 minor feature: an with subtitles in Picture-in-Picture mode while using Netflix ( ), an where some commands were unavailable in the Picture-in-Picture window ( ), Firefox's security sandbox now blocks access to the Win32k APIs for Content Processes on Windows ( ), Reference link to 100.0 release notes
100.004 May 2022 09:45 minor feature: We now support captions/subtitles display on YouTube, Prime Video, and Netflix videos you watch in Picture-in-Picture. Just turn on the subtitles on the in-page video player, and they will appear in PiP. Picture-in-Picture now also supports video captions on websites that use WebVTT (Web Video Text Track) format, like Coursera.org, Canadian Broadcasting Corporation, and many more. On the first run after install, Firefox detects when its language does not match the operating system language and offers the user a choice between the two languages. Firefox spell checking now checks spelling in multiple languages. To enable additional languages, select them in the text field s context menu. HDR video is now supported in Firefox on Mac starting with YouTube! Firefox users on macOS 11+ (with HDR-compatible screens) can enjoy higher-fidelity video content. No need to manually flip any preferences to turn HDR video support on just make sure battery preferences are NOT set to. optimize video streaming while on battery ., Hardware accelerated AV1 video decoding is enabled on Windows with supported GPUs (Intel Gen 11+, AMD RDNA 2 Excluding Navi 24, GeForce 30). Installing the AV1 Video Extension from the Microsoft Store may also be required. Video overlay is enabled on Windows for Intel GPUs, reducing power usage during video playback. Improved fairness between painting and handling other events. This noticeably improves the performance of the volume slider on Twitch. Scrollbars on Linux and Windows 11 won't take space by default. On Linux, users can change this in Settings. On Windows, Firefox follows the system setting (System Settings gt; Accessibility gt; Visual Effects gt; Always show scrollbars). Firefox now supports credit card autofill and capture in the United Kingdom. Firefox now ignores less restricted referrer policies including unsafe-url, no-referrer-when-downgrade, and origin-when-cross-origin for cross-site subresource/iframe requests to prevent pri
99.0.113 Apr 2022 06:45 minor feature: an for Windows users that prevented hardware video decoding on newer Intel drivers ( ), an with text rendering in Bengali ( ), a selection in the Download panel with drag and drop ( ), an preventing Zoom gallery mode for users who go to zoom.us URLs instead of subdomain.zoom.us URLs ( ), Reference link to 99.0 release notes
99.006 Apr 2022 03:16 minor feature: You can now toggle Narrate in ReaderMode with the keyboard shortcut "n.", You can find added support for search with or without diacritics in the PDF viewer. The Linux sandbox has been strengthened: processes exposed to web content no longer have access to the X Window system (X11). Firefox now supports credit card autofill and capture in Germany and France. Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 99 Release Notes. Gallery mode in the Zoom web client is now accessible in Firefox 99. Display of video is not always working with breakout rooms in gallery mode. We are pleased to welcome the developers who contributed their first code change to Firefox in this release 12 of whom were brand new volunteers! Please join us in thanking each of these diligent and enthusiastic individuals, and take a look at their contributions:
98.0.224 Mar 2022 03:25 minor feature: an preventing users from typing in Address Bar after opening new tab and pressing cmd + enter ( ), an causing some users to crash in out-of-memory conditions ( ), an in session history which caused some sites to fail to load ( ), an add-on specific compatibility ( ), Reference link to 98.0.1 release notes
98.0.115 Mar 2022 03:16 minor feature: Yandex and Mail.ru have been removed as optional search providers in the drop-down search menu in Firefox. Reference link to 98.0 release notes
98.009 Mar 2022 03:17 minor feature: Firefox has a new optimized download flow. Instead of prompting every time, files will download automatically. However, they can still be opened from the downloads panel with just one click. Easy! More information, Firefox allows users to choose from a number of built-in search engines to set as their default. In this release, some users who had previously configured a default engine might notice their default search engine has changed since Mozilla was unable to secure formal permission to continue including certain search engines in Firefox. Now, you can set a default app to open a file type. Choose the application you want to use to open files of a specific type in your Firefox settings. After updating to Firefox version 98, "Always ask" download actions will now be reset. Various security. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 98 Release Notes. The Compatibility sidebar panel in the DevTools Inspector already available on pre-release channels will become available on the release channel in version 98. It provides compatibility warnings for the CSS properties used on the selected element, as well as for the overall page. Event listeners for a given node can now be disabled from the Inspector Event Tooltip, in the markup view. Also, The "event" badge style is updated when at least one event is disabled to remind the user that something was changed. New UI in the Browser Toolbox to toggle Fluent pseudolocalization bidi / accented. Ignore line context menu entry added in the deger editor gutter when. devtools.deger.features.blackbox-lines is. true. Also, there is a better Ignore source icon and editor background colors for ignored lines. Auto-open devtools for tabs opened via window.open (behind. devtools.popups.de). On a page where you already have DevTools opened, if a new tab is created via. window.open, the toolbox will automatically move to the new ta
97.0.205 Mar 2022 03:16 minor feature: Security, Reference link to 97.0.1 release notes
97.0.118 Feb 2022 07:25 minor feature: an where TikTok videos would fail to load when selected from a user's profile page ( ), an which led to Picture-in-Picture mode being unable to be toggled on Hulu ( ), Works around problems with WebRoot SecureAnywhere antivirus rendering Firefox unusable in some situations ( ), an causing users to see the Restore Session screen unexpectedly when starting Firefox ( ), Reference link to 97.0 release notes
97.009 Feb 2022 03:16 minor feature: Firefox now supports and displays the new style of scrollbars on Windows 11. On macOS, we ve made improvements to system font loading which makes opening and switching to new tabs faster in certain situations. Various security, On February 8, we will be expiring the 18 colorway themes of Firefox version 94. This signals the end of a special, limited-time feature set. However, you can hold onto your favorite colorway, as long as you re using it on the expiration date. In other words, if a colorway is enabled in the add-ons manager, that colorway is yours forever. Read more about colorway updates here. Support for directly generating PostScript for printing on Linux has been removed. Printing to PostScript printers still remains a supported option, however. Various and new policies have been implemented in the latest version of Firefox. You can find more information in the Firefox for Enterprise 97 Release Notes., With the release of Firefox 97, we are pleased to welcome the developers who contributed their first code change to Firefox in this release, 7 of whom were brand new volunteers! Please join us in thanking each of these diligent and enthusiastic individuals, and take a look at their contributions:
96.0.328 Jan 2022 03:25 minor feature: an that allowed unexpected data to be submitted in some of our search telemetry ( ), Reference link to 96.0.2 release notes
96.0.221 Jan 2022 03:16 minor feature: an that caused tab height to display inconsistently on Linux when audio was played ( ), an that caused Lastpass dropdowns to appear blank in Private Browsing mode ( ), a crash encountered when resizing a Facebook app ( ), Reference link to 96.0.1 release notes
96.0.115 Jan 2022 06:05 minor feature: Addresses proxy rule exceptions not working on Windows systems when "Use system proxy settings" is set ( ), Improvements to make the parsing of content-length headers more robust ( ), Reference link to 96.0 release notes
95.0.221 Dec 2021 19:25 minor feature: Addresses frequent crashes experienced by users with C/E/Z-Series "Bobcat" CPUs running on Windows 7, 8, and 8.1. Reference link to 95.0.1 release notes
95.0.117 Dec 2021 03:25 minor feature: Frequent MOZILLA_PKIX_ERROR_OCSP_RESPONSE_FOR_CERT_MISSING error messages when trying to connect to various microsoft.com domains ( ), for a WebRender crash on some Linux/X11 systems ( ), for a frequent Windows shutdown crash ( ), websites contrast for some Linux users with Dark mode set at OS level ( )
94.0.223 Nov 2021 10:25 minor feature: Improved hangs experienced by users of assistive technology such as NVDA when installing Firefox through the Microsoft Store ( ), Resolved general instability/crashes on Linux caused by a file descriptor leak when backgrounding tabs using WebGL ( ), Updated preference design for Firefox Suggest for improved clarity. Reference link to 94.0.1 release notes
94.0.107 Nov 2021 03:25 minor feature: Browser hangs when viewing fullscreen videos on macOS 10.12 ( ), Reference link to 94.0 release notes
93.006 Oct 2021 03:16 minor feature: Firefox now supports the new AVIF image format, which is based on the modern and royalty free AV1 video codec. It offers significant bandwidth savings for sites compared to existing image formats. It also supports transparency and other advanced features. Firefox PDF viewer now supports filling more forms (XFA-based forms, used by multiple governments and banks). Learn more. When available system memory is critically low, Firefox on Windows will automatically unload tabs based on their last access time, memory usage, and other attributes. This should help reduce Firefox out-of-memory crashes. Switching to an unloaded tab automatically reloads it. To prevent session loss for macOS users who are running Firefox from a mounted.dmg file, they ll now be prompted to finish installation. This permission prompt only appears the first time these users run Firefox on their computer. Firefox now blocks downloads that rely on insecure connections, protecting against potentially malicious or unsafe downloads. Learn more and see where to find downloads in Firefox. Improved web compatibility for privacy protections with SmartBlock 3.0. Learn more, Introducing a new referrer tracking protection in Strict Tracking Protection and Private Browsing. Learn more, The VoiceOver screen reader now correctly reports checkable items in accessible tree controls as checked or unchecked. The Orca screen reader now works correctly with Firefox, no longer requiring users to switch to another application after starting Firefox. Various security, TLS ciphersuites that use 3DES have been disabled. Such ciphersuites can only be enabled when deprecated versions of TLS are also enabled. Learn more. The download panel now follows the Firefox visual styles. Various and new policies have been implemented in the latest version of Firefox. See more details in the Firefox for Enterprise 93 Release Notes. The UI for lt;input type="datetime-local" gt; has been implemented. With the release of Firefo
92.0.124 Sep 2021 03:16 minor feature: an where audio playback was not working on some Linux systems ( ), with the findbar button on different operating systems ( ), Reference link to 92.0 release notes
91.0.225 Aug 2021 03:16 minor feature: High Contrast Mode is no longer enabled by default when "Increase Contrast" is checked in macOS settings ( ), Firefox no longer clears authentication data when purging trackers, to avoid repeatedly prompting for a password ( ), Reference link to 91.0.1 release notes
91.0.118 Aug 2021 07:05 minor feature: an causing buttons on the tab bar to be resized when loading certain websites (), an which caused tabs from private windows to be visible in non-private windows when viewing switch-to-tab results in the address bar panel (), Various stability, Security, Reference link to 91.0 release notes
91.011 Aug 2021 03:45 minor feature: Building on Total Cookie Protection, we've added a more comprehensive logic for clearing cookies that prevents hidden data leaks and makes it easy for users to understand which websites are storing local information. Learn more, Firefox now supports logging into Microsoft, work, and school accounts using Windows single sign-on. Learn more, The simplify page when printing feature is back! When printing, under More settings gt; Format select the. Simplified option when available to get a clutter-free page. Learn more, HTTPS-First Policy: Firefox Private Browsing windows now attempt to make all connections to websites secure, and fall back to insecure connections only when websites do not support it. Learn more, We've added a new locale: Scots (sco), The address bar now provides Switch to Tab results also in Private Browsing windows. Firefox now automatically enables High Contrast Mode when "Increase Contrast" is checked on MacOS, Firefox now does catch-up paints for almost all user interactions, enabling a 10-20 improvement in response time to most user interactions. Various security, Various and new policies have been implemented in the latest version of Firefox. See more details in the Firefox for Enterprise 91 Release Notes. The Visual Viewport API is now supported on desktop platforms
90.0.224 Jul 2021 06:45 minor feature: Truncated output when printing ( ), menu styling on some Gtk themes (, ), Updates to support DoH Canada rollout, Reference link to 90.0.1 release notes
90.0.120 Jul 2021 10:45 minor feature: a crash when using some accessibility clients on Windows ( ), busy looping processing some HTTP3 responses ( ), transient errors authenticating with some smart cards ( ), a rare crash on shutdown ( ), a race on startup that caused about:support to end up empty after upgrade ( ), Reference link to 90.0 release notes, Printing a page with scaling may result in truncated output ( )
90.014 Jul 2021 10:05 minor feature: On Windows, updates can now be applied in the background while Firefox is not running. Firefox for Windows now offers a new page about:third-party to help identify compatibility caused by third-party applications, Exceptions to HTTPS-Only mode can be managed in about:preferences#privacy, Print to PDF now produces working hyperlinks, Version 2 of Firefox s SmartBlock feature further improves private browsing. Third-party Facebook scripts are blocked to prevent you from being tracked, but are now automatically loaded just in time if you decide to Log in with Facebook on any website. Various security, The "Open Image in New Tab" context menu item now opens images and media in a background tab by default. Learn more, Most users without hardware accelerated WebRender will now be using software WebRender. Improved software WebRender performance, FTP support has been removed, Various and new policies have been implemented in the latest version of Firefox. See more details in the Firefox for Enterprise 90 Release Notes. Support for Private Fields ( TC39 proposal, stage 3) is available in DevTools. The support includes: object inspection, autocompletion, expression evaluation, variable tooltips, and pretty printing ( ), The Network panel shows a preview of HTTP requests for fonts in the Response tab ( ), Support for Fetch Metadata Request Headers, which allows web applications to better protect themselves and their users against various cross-origin threats. Added the ability to use client authentication certificates stored in hardware tokens or in Operating System storage.
89.0.224 Jun 2021 06:25 minor feature: Occasional hangs with Software WebRender on Linux ( )
89.0.117 Jun 2021 06:25 minor feature: Windows: Resolved an causing some screen readers to not interact correctly with Firefox anymore ( ), Updated translations, including full Spanish (Mexico) localization and other improvements ( ), various font related regressions ( ), Linux: performance and stability regressions with WebRender (, ), macOS: screen flickering when scrolling a page on an external monitor ( ), Enterprise: for the. DisableDeveloperTools policy not having effect anymore ( ), Linux: broken scrollbars on some GTK themes ( ), Various stability and security.
89.002 Jun 2021 10:45 minor feature: Say hello to a fresh new Firefox, designed to get you where you want to go even faster. We ve redesigned and modernized the core experience to be cleaner, more inviting, and easier to use. For macOS users, we're introducing the elastic overscroll effect known from many other applications. A gentle bouncing animation will indicate that you reached the end of the page.. Native context menus : Context menus on macOS are now native and support Dark Mode. Colors in Firefox on macOS will no longer be saturated on wide gamut displays, untagged images are properly treated as sRGB, and colors in images tagged as sRGB will now match CSS colors. In full screen mode on macOS, moving your mouse to the top of the screen will no longer hide your tabs behind the system menu bar. Also in full screen mode on macOS, it is now possible to hide the browser toolbars for a fully immersive full screen experience. This brings macOS in line with Windows and Linux. Various stability and security. Introducing a non-native implementation of web form controls, which delivers a new modern design and some improvements to page load performance. Watch for layout in web pages that make assumptions about the dimensions or styling of form controls. The screenshots feature is available in the right-click context menu. You can also add a screenshots shortcut to your toolbar. Learn more. Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 89 Release Notes. Better keyboard navigation for editable. BoxModel properties in the Inspector panel, The Event Timing API is now supported. The CSS forced-colors media query is now supported.
88.0.106 May 2021 19:25 minor feature: Resolved an caused by a recent Widevine plugin update which prevented some purchased video content from playing correctly ( ), corruption of videos playing on Twitter or WebRTC calls on some Gen6 Intel graphics chipsets ( ), menulists in Preferences being unreadable for users with High Contrast Mode enabled ( ), Various stability and security. Reference link to 88.0 release notes
87.024 Mar 2021 04:45 minor feature: You ll encounter less website breakage in Private Browsing and Strict Enhanced Tracking Protection with SmartBlock, which provides stand-in scripts so that websites load properly. To further protect your privacy, our new default HTTP Referrer policy will trim path and query string information from referrer headers to prevent sites from accidentally leaking sensitive user data. The Highlight All feature on Find in Page now displays tick marks alongside your scrollbar that correspond to the location of matches found on that page. We re proud to announce full support for macOS built-in screen reader, VoiceOver. We ve added a new locale: Silesian (szl), We ve several significant accessibility :, Various security. To prevent user data loss when filling out forms, we ve disabled the Backspace key as a navigation shortcut for the back navigation button. To re-enable the Backspace keyboard shortcut, you can change the about:config preference. browser.backspace_action to 0. You can also use the recommended Alt + Left arrow (Command + Left arrow on Mac) shortcut instead. Firefox keyboard shortcuts, We've removed items from the Library menu that weren't used often or have other access points in the browser: Synced tabs, Recent highlights, and Pocket list. We've simplified the Help menu by reducing redundant items, such as those that point to Firefox support pages that can also be accessed via the Get Help item. Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 87 Release Notes. We've greatly simplified the Web Developer menu. Go to Application Menu gt; Web Developer gt; Web Developer Tools to access Inspector, Web Console, Deger, Network Style Error, Performance, Storage Inspector, Accessibility, and Application, Developers can now use the Page Inspector to simulate prefers-color-scheme media queries, without having to change the operating system to light or dark mode. Develope
86.0.112 Mar 2021 03:45 minor feature: an on Apple Silicon machines that caused Firefox to be unresponsive after system sleep ( ), an causing windows to gain or lose focus unexpectedly ( ), truncation of date and time widgets due to incorrect width calculation ( ), an causing unexpected behavior with extensions managing tab groups ( ), a frequent Linux crash on browser launch ( ), Reference link to 86.0 release notes
86.024 Feb 2021 10:45 minor feature: Firefox now supports simultaneously watching multiple videos in Picture-in-Picture. Today, Firefox introduces Total Cookie Protection to Strict Mode. In Total Cookie Protection, every website gets its own cookie jar, preventing cookies from being used to track you from site to site. We've improved our Print functionality with a cleaner design and better integration with your computer's printer settings. For Firefox users in Canada, credit card management and auto-fill are now enabled. Reader mode now works with local HTML pages. Using screen reader quick navigation to move to editable text controls no longer incorrectly reaches non-editable cells in some grids such as on messenger.com. The Orca screen reader's mouse review feature now works correctly after switching tabs in Firefox. Screen readers no longer report column headers incorrectly in tables containing cells spanning multiple columns. Links in Reader View now have more color contrast. Various security. On Linux and Android, the protection to mitigate the stack clash attack has been activated. From Firefox 86 onward, DTLS 1.0 is no longer supported for establishing WebRTC's PeerConnections. All WebRTC services need to support DTLS 1.2 from now on as the minimum version. Consolidated all video decoding in the new RDD process which results in a more secure Firefox. Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 86 Release Notes. CSS image-set() function in CSS is now enabled, allowing for responsive images in CSS. Inactive CSS tool is now showing a warning when margin or padding is set on internal table elements. Developer Tools Toolbox is now showing a number of errors on the current page. This is a quick way to surface information to a developer that something is wrong with their page. Clicking on the red exclamation icon navigates the user to the Console panel.
85.0.210 Feb 2021 12:25 minor feature: a deadlock during startup ( ), Reference link to 85.0.1 release notes
85.0.106 Feb 2021 08:05 minor feature: Security, Prevent access to NTFS special paths that could lead to filesystem corruption. a crash when authenticating to websites using SPNEGO on macOS devices with Apple Silicon CPUs ( ). Avoid printing an extra blank page at the end of some documents ( ). a browser crash in case of unexpected Cache API state ( ). external URL scheme handlers when using the Firefox flatpak ( ), Reference link to 85.0 release notes
85.027 Jan 2021 17:45 minor feature: Firefox now protects you from supercookies, a type of tracker that can stay hidden in your browser and track you online, even after you clear cookies. By isolating supercookies, Firefox prevents them from tracking your web browsing from one site to the next. It s easier than ever to save and access your bookmarks. Firefox now remembers your preferred location for saved bookmarks, displays the bookmarks toolbar by default on new tabs, and gives you easy access to all of your bookmarks via a toolbar folder. The password manager now allows you to remove all of your saved logins with one click, as opposed to having to delete each login individually. Various security. Firefox no longer supports Adobe Flash. There is no setting available to re-enable Flash support. Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 85 Release Notes. CSS: We have added support for the. :focus-visible pseudo class. It's possible to prettify JS expressions in Console source code Editor (available in multiline mode) using a new toolbar button.
84.0.207 Jan 2021 12:45 minor feature: Security, Reference link to 84.0.1 release notes
84.0.123 Dec 2020 08:05 minor feature: Problems loading secure websites and crashes for users with certain third-party PKCS11 modules and smartcards installed ( ). slower than expected performance and flickering on Canvas elements for some Windows users ( ). a causing some Unity JS games to not load on Apple Silicon devices due to improper detection of the OS version ( ). crashes caused by various third-party antivirus software. Reference link to 84.0 release notes
84.016 Dec 2020 13:45 minor feature: Native support for macOS devices built with Apple Silicon CPUs brings dramatic performance improvements over the non-native build that was shipped in Firefox 83: Firefox launches over 2.5 times faster and web apps are now twice as responsive (per the SpeedoMeter 2.0 test). If you are on a new Apple device, follow these steps to upgrade to the latest Firefox. WebRender rolls out to MacOS Big Sur, Windows devices with Intel Gen 6 GPUs, and Intel laptops running Windows 7 and 8. Additionally we'll ship an accelerated rendering pipeline for Linux/GNOME/X11 users for the first time, ever!, Firefox now uses more modern techniques for allocating shared memory on Linux, improving performance and increasing compatibility with Docker. Firefox 84 is the final release to support Adobe Flash. Various security, Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 84 Release Notes. The Network panel is now able to handle unexpected crashes and render useful deging details such as a related stack-trace. Users can also easily file a report by clicking on the available link to help improve the stability of the tool. The Accessibility Panel now includes an option for displaying elements in their tabbing order in order to help developers see what elements are focusable when tabbing and in what sequence. macOS users running on Apple Silicon systems may encounter playback errors on encrypted content if the Rosetta system software is not installed. macOS users running Cylance antivirus software may see their Firefox installation get corrupted due to being erroneously flagged as malware.
82.0.310 Nov 2020 07:05 minor feature: Security, Reference link to 82.0.2 release notes
82.0.201 Nov 2020 07:25 minor feature: Duplication of WebSocket messages in certain cases ( ), Reference link to 82.0.1 release notes
82.0.128 Oct 2020 09:45 minor feature: Avoid an unnecessary prompt to reboot when using the full installer on Windows ( ), Restored the ability to print on paper whose width or height is larger than 100 inches, e.g. for receipts ( ), printing of documents with margins of zero, e.g. some PDFs ( ), handling of the. WebDriver:ClickElement command in the marionette testing framework ( ), Stability ( ), Reference link to 82.0 release notes
82.021 Oct 2020 11:25 minor feature: With this release, Firefox introduces a number of improvements that make watching videos more delightful:, Firefox is faster than ever with improved performance on both page loads and start up time:, You can now explore new articles when you save a webpage to Pocket from the Firefox toolbar. WebRender continues to roll out to more Firefox users on Windows. Screen reader features which report paragraphs now correctly report paragraphs in Firefox instead of lines. Various security, Credit card auto-fill is now more accessible with the card type, and the card number in the card editor now available to screen readers. Printing dialog errors for invalid form entries are now reported to screen readers. MediaSession API has been enabled by default which allows web authors to provide custom behaviors for standard media playback interactions, giving them more options than ever. DevTools now shows server sent events in the Network panel. This allows a server to send new data to a web page at any time allowing developers to see events they previously couldn't and help with lower-level troubleshooting.
81.0.214 Oct 2020 15:45 minor feature: an incompatibility with Twitter.com manifesting itself with the intermittent display of a. network protocol violation error page, Reference link to 81.0 release notes
81.0.102 Oct 2020 07:05 minor feature: Missing content on Blackboard course listings ( ), Resolved incorrect scaling of Flash content on HiDPI macOS systems ( ), for various printing (,, ), legacy preferences not being properly applied when set via GPO ( ), Picture-in-Picture controls being visible on audio-only page elements ( ), high memory growth with addons such as Disconnect installed, causing browser responsiveness over time ( ), Various stability improvements (,, ), Reference link to 81.0 release notes
81.023 Sep 2020 14:45 minor feature: You can pause and play audio or video in Firefox right from your keyboard or headset, giving you easy access to control your media when in another Firefox tab, another program, or even when your computer is locked. In addition to our default, dark and light themes, with this release, Firefox introduces the Alpenglow theme: a colorful appearance for buttons, menus, and windows. You can update your Firefox themes under settings or preferences. For our users in the US and Canada, Firefox can now save, manage, and auto-fill credit card information for you, making shopping on Firefox ever more convenient. To ensure the smoothest experience, this will be rolling out to users gradually. Firefox supports AcroForm, which will soon allow you to fill in, print, and save supported PDF forms and the PDF viewer also has a new fresh look. Our users in Austria, Belgium and Switzerland using the German version of Firefox will now see Pocket recommendations in their new tab featuring some of the best stories on the web. If you don t see them, you can turn on Pocket articles in your new tab by following these steps. In addition to Firefox s new tab, Pocket is also available as an app on iOS and Android. Various security. We ve a for users of language packs where the default language was reset to English after Firefox updates. Browser native HTML5 audio/video controls received several important accessibility :, You will soon find Picture-in-Picture more easily on all the videos you watch with new iconography. The bookmarks toolbar is now automatically revealed once bookmarks are imported into Firefox, making it easier to find your most important websites. We have expanded our supported file types -.xml.svg, and.webp - so files you ve downloaded can be opened right in Firefox. Various and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 81 Release Notes. TypeScript files are now properly identified i
80.0.102 Sep 2020 20:05 minor feature: a performance regression when encountering new intermediate CA certificates ( ), crashes possibly related to GPU resets ( ), rendering on some sites using WebGL ( ), the zoom-in keyboard shortcut on Japanese language builds ( ), download related to extensions and cookies ( ), Reference link to 80.0 release notes
80.026 Aug 2020 10:25 minor feature: Firefox can now be set as the default system PDF viewer. The name reported by accessibility tools for items in multi-tiered tree controls no longer incorrectly includes information from items at deeper levels, providing users with the correct level of content when using a screen reader. Various security. Several crashes while using a screen reader were including a frequently encountered crash when using the JAWS screen reader. Firefox Developer Tools received significant allowing screen reader users to benefit from some of the tools that were previously inaccessible. SVG title and desc elements (labels and descriptions) are now correctly exposed to assistive technology products such as screen readers. For users with reduced motion settings, we ve reduced a number of animations such as tab loading to reduce motion for users with migraines and epilepsy. The new add-ons blocklist has been enabled to improve performance and scalability. A number of and new policies have been implemented in the latest version of Firefox. You can see more details in the Firefox for Enterprise 80 Release Notes. Today s release is the final scheduled for Firefox 68 ESR (68.12) unless there is a critical security found prior to the release of Firefox ESR 78.3 on September 22, 2020. Users of Firefox 68 ESR will be automatically upgraded to the Firefox 78 ESR series with the release of 78.3. We ve shipped an experimental sidebar panel in the inspector to Firefox Developer Edition that helps developers more quickly identify potential browser compatibility problems based on MDN data. In the Network Monitor request list, a turtle icon is shown for "slow" requests that exceed a threshold for the waiting time. Firefox now supports RTX and Transport-cc for improved call quality in poor network conditions and better bandwidth estimation. These features also provide better compatibility with many websites using WebRTC.
78.0.210 Jul 2020 10:45 minor feature: Security, an accessibility regression in reader mode ( ), Made the address bar more resilient to data corruption in the user profile ( ), a regression opening certain external applications ( ), Reference link to 78.0.1 release notes
78.0.103 Jul 2020 15:14 minor feature: Fixed an issue which could cause installed search engines to not be visible when upgrading from a previous release.
78.001 Jul 2020 13:45 minor feature: The Protections Dashboard includes consolidated reports about tracking protection, data breaches, and password management. New features let you:, Because we know people try to problems by reinstalling Firefox when a simple refresh is more likely to solve the, we ve added a Refresh button to the Uninstaller. With this release, your screen saver will no longer interrupt WebRTC calls on Firefox, making conference and video calling in Firefox better. We ve rolled out WebRender to Windows users with Intel GPUs, bringing improved graphics performance to an even larger audience. Firefox 78 is also our Extended Support Release (ESR), where the changes made over the course of the previous 10 releases will now roll out to our ESR users. Some of the highlights are:, Pocket recommendations, featuring some of the best stories on the web, will now appear on the Firefox new tab for 100 of our users in the UK. If you don t see them, you can turn on Pocket articles in your new tab, follow these steps. Various security. We in the search results quality composition and improved search result texts based on recommendations by our partners. The minimal system requirements on Linux have been updated. Firefox now needs GNU libc 2.17, libstdc++ 4.8.1 and GTK+ 3.14 or newer versions. As part of our ongoing effort to deprecate obsolete cryptography, we have disabled all remaining DHE-based TLS ciphersuites by default. We have disabled TLS 1.0 and TLS 1.1 to improve your website connections. Sites that don't support TLS version 1.2 will now show an error page. The context menu lets you undo multiple tab closings with a single click and places Tabs to the Right and Other Tabs in a submenu. A number of accessibility improvements have been made with this release. Enable support for client certificates stored on macOS and Windows by setting the experimental preference security.osclientcerts.autoload to. true. New policies allow you to configure application handlers, disable picture in
77.0.108 Jun 2020 09:45 minor feature: Disabled automatic selection of DNS over HTTPS providers during a test to enable wider deployment in a more controlled way ( ), Reference link to 77.0 release notes
76.0.110 May 2020 14:25 minor feature: a causing some add-ons such as Amazon Assistant to see multiple onConnect events, impairing functionality ( ), a crash on 32-bit Windows systems with some nVidia drivers installed ( ), Reference link to 76.0 release notes
76.006 May 2020 09:05 minor feature: With today s release, Firefox strengthens protections for your online account logins and passwords, with innovative approaches to managing your accounts during this critical time:, Picture-in-Picture allows you to multitask, the small video window following along no matter what you are doing on your computer, across different applications and even workspaces. Now, when you are ready to focus on the video, a double click can take the small window into full screen. Double click again to reduce the size again. Firefox now supports Audio Worklets that will allow more complex audio processing like VR and gaming on the web; and is being adopted by some of your favorite software programs. WebRender continues its roll out to more Firefox for Windows users, now available by default on modern Intel laptops with a small screen ( lt;= 1920x1200) for improved graphics rendering. Various security, Two updates to the address bar improve its usability and visibility:, Testing mobile interactions using DevTools Responsive Design Mode now mimics the device behavior for handling double-tap to zoom. This builds on previous improvements to correctly rendering meta-viewport tags, allowing developers to optimize their sites for Firefox for Android without a device. Double-clicking table headers in DevTools network request table now resizes the column width to fit the content, making it easier to expand the important data. WebSocket inspection now supports ActionCable message preview, adding to the list of automatically formatted protocols like socket.io, SignalR, WAMP, etc. Audio playback is currently not working when running the 32-bit Windows version of Firefox from a network drive. This will be addressed in an upcoming future Firefox release.
75.009 Apr 2020 01:45 minor feature: With today's release, a number of improvements will help you search smarter, faster. Type less and find more with Firefox's revamped address bar :, Firefox will locally cache all trusted Web PKI Certificate Authority certificates known to Mozilla. This will improve HTTPS compatibility with misconfigured web servers and improve security. Firefox is now available in Flatpak, an easier way to install and use Firefox on Linux. Direct Composition is being integrated for our users on Windows to help improve performance and enable our ongoing work to ship WebRender on Windows 10 laptops with Intel graphics cards. Various security, Experimental support for using client certificates from the OS certificate store can be enabled on macOS by setting the preference. security.osclientcerts.autoload to true. Enterprise policies may be used to exclude domains from being resolved via TRR (Trusted Recursive Resolver) using DNS over HTTPS. Save bandwidth and reduce browser memory by using the loading attribute on the lt;img gt; element. The default "eager" value loads images immediately, and the "lazy" value delays loading until the image is within range of the viewport. Instant evaluation for Console expressions lets developers identify and errors more rapidly than before. As long as expressions typed into the Web Console are side-effect free, their results will be previewed while you type.
74.0.104 Apr 2020 06:25 minor feature: Security, Reference link to 74.0 release notes
73.0.119 Feb 2020 13:25 minor feature: Crashes on Windows systems running third-party security software such as 0patch or G DATA ( ), loss of browser functionality in certain circumstances such as running in Windows compatibility mode or having custom anti-exploit settings ( ), Resolved problems connecting to the RBC Royal Bank website ( ), Firefox unexpectedly exiting when leaving Print Preview mode ( ), crashes when playing encrypted content on some Linux systems ( ), Reference link to 73.0 release notes
73.012 Feb 2020 13:25 minor feature: Today s Firefox release includes two features that help users view and read website content more easily, quickly. Like all accessibility improvements, these features improve browsing for everyone. Various security. Improved audio quality when playing back audio at a faster or slower speed. Firefox will now only prompt you to save logins if a field in a login form was modified. WebRender will roll out to laptops with Nvidia graphics cards with drivers newer than 432.00, and screen sizes smaller than 1920x1200. WAMP-formatted WebSocket messages (JSON, MsgPack and CBOR) are now nicely decoded for inspection in the Network panel. Improved auto-detection of legacy text encodings on old web pages which don t explicitly declare the text encoding. Users with. 0patch security software may encounter crashes at startup after updating to Firefox 73. This will be in a future Firefox release. As a workaround, an exclusion for. firefox.exe can be added within the 0patch settings.
72.0.221 Jan 2020 19:05 minor feature: Various stability, opening files with spaces in their path ( ), a hang opening about:logins when a master password is set ( ), a web compatibility with CSS Shadow Parts which shipped in Firefox 72 ( ), inconsistent playback performance for fullscreen 1080p videos on some systems ( ), Reference link to 72.0.1 release notes
72.0.112 Jan 2020 15:05 minor feature: Security, Reference link to 72.0 release notes
72.008 Jan 2020 18:45 minor feature: Firefox s Enhanced Tracking Protection marks a major new milestone in our battle against cross-site tracking: we now block fingerprinting scripts by default for all users, taking a new bold step in the fight for our users privacy. Firefox replaces annoying notification request pop-ups with a more delightful experience, by default for all users. The pop-ups no longer interrupt your browsing, in its place, a speech bubble will appear in the address bar when you interact with the site. Picture-in-picture video is now also available in Firefox for Mac and Linux: Select the blue icon from the right edge of a video to pop open a floating window so you can keep watching while working in other tabs or apps. Learn how the feature works. Various security, Support for blocking images from individual domains has been removed from Firefox, because of low usage and poor user experience. Experimental support for using client certificates from the OS certificate store can be enabled by setting the preference. security.osclientcerts.autoload to true (Windows only). Deger Watchpoints let developers observe object property access and writes for easier to track data flow through an application. Firefox now supports simulation of meta viewport in Responsive Design Mode.
71.004 Dec 2019 06:25 minor feature: Improvements to Lockwise, our integrated password manager:, More information about Enhanced Tracking Protection in action:, Picture-in-picture video comes to Firefox for Windows : Select the blue icon from the right edge of a video to pop open a floating window so you can keep watching while working in other tabs. Learn how the feature works. Native MP3 decoding on Windows, Linux, and macOS, Various security. Configuration page (about:config) reimplemented in HTML, Firefox will now ship with Catalan (Valencian) (ca-valencia), Tagalog (tl), and Triqui (trs), New kiosk mode functionality, which allows maximum screen space for customer-facing displays, Added support for developers, including:, New videos every week on the Mozilla Developer YouTube channel, Improvements to the website certificate viewer, with more features and more detailed information, Improvements to the extensions downloads API for handling download failures, Extension popup windows now include the extension name instead of its moz-extension:// url when using the windows.create API, Extension-registered devtools panels now interact better with screen readers
70.024 Oct 2019 01:25 minor feature: More privacy protections from Enhanced Tracking Protection:, More security protections from Firefox Lockwise, our digital identity and password management tool:, Improvements to core engine components, for better browsing on more sites, More browser features to help you get the most out of Firefox products and services, Various security, Built-in Firefox pages now follow the system dark mode preference, Aliased theme properties have been removed, which may affect some themes, Passwords can now be imported from Chrome on macOS in addition to existing support for Windows, Readability is now greatly improved on under- or overlined texts, including links. The lines will now be interrupted instead of crossing over a glyph. Improved privacy and security indicators, Developer Information For additional developer resources from Mozilla, visit our Mozilla Developer YouTube channel for new videos every week. The Developer Tools Accessibility panel now includes an audit for keyboard accessibility and a color deficiency simulator for systems with WebRender enabled Inactive CSS: The Inspector now grays out CSS declarations that don t affect the selected element and shows a tooltip explaining why -- and even how to it. The new DOM Mutation Breakpoints in Developer Tools allows developers to diagnose when scripts add, remove or update page content. This makes deging of complex script interactions and dependencies a lot easier. WebExtensions developers can now inspect browser.storage.local data using the "Addon Deging" Firefox Developer Tools. With new network resource search in Developer Tools, you can quickly find resources based on their request and response data, including headers, cookies and content.
69.0.311 Oct 2019 13:25 minor feature: Download errors for Windows 10 users with Parental Controls enabled ( ), Yahoo mail users being prompted to download files when clicking on emails ( ), Reference link to 69.0.2 release notes
69.0.204 Oct 2019 03:17 minor feature: a crash when editing files on Office 365 websites ( ), detection of the Windows 10 Parental Controls feature being enabled ( ), a Linux-only crash when changing the playback speed while watching YouTube videos ( ), Reference link to 69.0.1 release notes
69.0.119 Sep 2019 10:25 minor feature: External programs launching in the background when clicking a link from inside Firefox to launch them ( ), Usability improvements to the Add-ons Manager for users with screen readers ( ), the Captive Portal notification bar not being dismissable in some situations after login is complete ( ), the maximum size of fonts in Reader Mode when zoomed ( ), missing stacks in the Developer Tools Performance section ( ), Security and stability, Reference link to 69.0 release notes
68.0.215 Aug 2019 22:25 minor feature: a causing some special characters to be cut off from the end of the search terms when searching from the URL bar ( ), Allow fonts to be loaded via file:// URLs when opening a page locally ( ), Printing emails from the Outlook web app no longer prints only the header and footer ( ), a causing some images not to be displayed on reload, including on Google Maps ( ), an error when starting external applications configured as URI handlers ( ), Security, Reference link to 68.0.1 release notes
68.0.119 Jul 2019 10:25 minor feature: MacOS releases are now signed by the Apple notary service, allowing Firefox to properly run on macOS 10.15 Beta releases, missing Full Screen button when watching videos in full screen mode on HBO GO ( ), a causing incorrect messages to appear for some locales when sites try to request the use of the Storage Access API ( ), Users in Russian regions may have their default search engine changed ( ), Built-in search engines in some locales do not function correctly ( ), Reference link to 68.0 release notes
67.0.423 Jun 2019 03:17 minor feature: Security, Reference link to 67.0.3 release notes
67.0.319 Jun 2019 09:45 minor feature: Security, Reference link to 67.0.2 release notes
67.0.105 Jun 2019 17:25 minor feature: In this version, Firefox helps you get better acquainted with our family of products and services through a new experience that includes a set of web pages and in-browser notifications. All Firefox products and services have powerful privacy protection built in; joining Firefox provides users with additional features and capabilities. These experiences will highlight these benefits. The new experience will roll out for English (en-US, en-GB, en-CA), French (fr) and German (de) browser users today, expanding to other languages in the coming weeks. For new users, this release will come with Enhanced Tracking Protection (ETP), stronger privacy protections on by default as Standard in the Privacy amp; Security setting. Firefox Enhanced Tracking Protection will now automatically block third-party tracking cookies that appear on the Disconnect list. Firefox will continue to block third-party tracking loads in private windows, as it has done since version 42. With this release, a number of our products and services are expanding their capabilities. Coupled with our browser, and with a Firefox account, they extend your online privacy and security and increase convenience, giving you peace of mind. Reference link to 67.0 release notes
66.0.510 May 2019 10:25 minor feature: Further improvements to re-enable web extensions which had been disabled for users with a master password set ( ).. More support information, Reference link to 66.0.4 release notes
66.0.406 May 2019 17:25 minor feature: Repaired certificate chain to re-enable web extensions that had been disabled, Reference link to 66.0.3 release notes, A small number of add-ons may be listed as unsupported or may not appear in about:addons. Their data is not lost; users should be able to re-install the add-ons and recover the data ( ).. More support information, If add-ons that use Containers functionality (such as Multi-Account Containers and Facebook Container) were disabled as part of this problem, any lost site data or custom configurations for those add-ons will not be recovered by this release. Users may need to set them up and login again in about:addons ( ).. More support information, Themes may not be re-enabled. Users may need to re-enable them in about:addons ( ).. More support information, Home page or search settings customized by an add-on may be reset to defaults. Users may need to customize them again in about:preferences or about:addons ( ).. More support information
66.0.311 Apr 2019 14:25 minor feature: Address bar on tablets running Windows 10 now behaves correctly ( ), Performance with some HTML5 games ( ), a with keypress events in IBM cloud applications ( ), for keypress events in some Microsoft cloud applications ( ), Updated Baidu search plugin, Reference link to 66.0.2
66.0.228 Mar 2019 03:17 minor feature: Web compatibility with Office 365, iCloud and IBM WebMail caused by recent changes to the handling of keyboard events ( ), Crash (, ), Reference link to 66.0 release notes
66.0.124 Mar 2019 15:25 minor feature: Various security, Reference link to 66.0 release notes
66.020 Mar 2019 13:45 minor feature: Firefox now prevents websites from automatically playing sound. You can add individual sites to an exceptions list or turn blocking off. To learn more about block autoplay, which will be rolled out gradually to all users, visit the Mozilla blog. Improved search experience:, Smoother scrolling: Scroll anchoring keeps content from jumping as images and ads load at the top of the page, Improved performance and better user experience for extensions:, Redesigned certificate error pages help you better understand and resolve, including identification of certificate rs for anti-virus software, Added basic support for macOS Touch Bar, Experimenting with an improved Pocket experience in New Tab with different layouts and more topical content, Improved performance and reduced crash rates by doubling web content loading processes from 4 to 8, Easier, passwordless security: Added support for Windows Hello on Windows 10, allowing you to use your face, fingerprint, or external security keys for website authentication, The Dark and Light Firefox themes now override the system setting for title bar accent color on Windows 10, Linux users: Resolved an that caused Firefox to freeze when downloading files, Various security, System title bar is hidden by default to match Gnome guideline for Linux users, DevTools Inspector is now fully usable when the Deger is paused, Lowered priority of setTimeout and setInterval during page load to improve overall page load performance, : lt;button gt; element is no longer special cased in event dispatch, per latest specifications
65.0.201 Mar 2019 06:05 minor feature: an with geolocation services affecting Windows users, Reference link to 65.0.1 release notes
65.0.114 Feb 2019 10:05 minor feature: Accidental requests to addons.mozilla.org when an addon recommendation doorhanger is shown ( ), Improved playback of interactive Netflix videos ( ), color management not working on macOS ( ), incorrect sizing of the "Clear Recent History" window in some situations ( ), audio amp; video delays while making WebRTC calls ( amp; ), video sizing problems during some WebRTC calls ( ), looping CONNECT requests when using WebSockets over HTTP/2 from behind a proxy server ( ), the "Enter" key not working on password entry fields for certain Linux distributions ( ), Various stability and security. Made support for. lt;meta gt; viewport tags in Responsive Design Mode, initially enabled in Firefox 64, pref-controlled and off by default ( ). To restore the previous behavior, change the. devtools.responsive.metaViewport.enabled pref to true. Reference link to 65.0 release notes
65.030 Jan 2019 15:05 minor feature: Enhanced tracking protection: Simplified content blocking settings give users standard, strict, and custom options to control online trackers. A redesigned content blocking section in the site information panel shows what Firefox detects and blocks on each website you visit. To learn more about content blocking, visit the Mozilla Blog. A better experience for multilingual users: An updated Language section in Preferences allows users to install multiple language packs and order language preferences for Firefox and websites, without having to download locale-specific versions. Support for Handoff on macOS: Continue browsing across devices. Pick up where you left off with iOS (via Firefox or Safari) on Firefox on Mac. A better video streaming experience for Windows users: Firefox now supports the next-generation, royalty-free video compression technology called AV1. Read about Mozilla s contribution to this new open standard. Improved performance and web compatibility, with support for the WebP image format : WebP brings the same image quality as existing formats at smaller file sizes, which saves bandwidth and speeds up page load. Various security. Enhanced security for macOS, Linux, and Android users via stronger stack smashing protection which is now enabled by default for all platforms. "Stack smashing" is a common security attack in which malicious actors corrupt or take control of a vulnerable program. Firefox will now warn you when closing a window (regardless of whether you have automatic session restore enabled for restart). Easier performance management: The revamped Task Manager page found at about:performance now reports memory usage for tabs and add-ons. Improved the pop-up blocker to prevent multiple pop-up windows from being opened by websites at the same time. Firefox for Windows is now available with 32- and 64-bit MSI installers for easier enterprise deployments. Additional support for Flexbox: Launched a new Flexbox inspector tool that det
64.0.210 Jan 2019 16:05 minor feature: a browser crash on MacOS ( ), Updated the Japanese translation for missing strings ( ), Properly restore column sizes in developer tools inspector ( ), video stuttering on Youtube ( ), updates for some lightweight themes ( ), Reference link to 64.0 release notes
63.0.316 Nov 2018 03:15 minor feature: Games using WebGL (created in Unity) get stucks after very short time of gameplay ( ), Slow page loading for some users with specific proxy configurations ( ), Disable HTTP response throttling by default for causing with videos in background tabs ( ), Opening magnet links no longer works ( ), Crash (, ), Reference link to 63.0 release notes
63.0.101 Nov 2018 03:15 minor feature: Snippets are not loaded due to missing element ( ), Print preview always shows 30 scale when it is actually Shrink To Fit ( ), Dialog displayed when closing multiple windows shows unreplaced 1 S placeholder in Japanese and potentially other locales ( ), Reference link to 63.0 release notes
63.024 Oct 2018 06:25 minor feature: Performance and visual improvements for Windows users. Performance improvements for macOS users, Added content blocking, a collection of Firefox settings that offer users greater control over technology that can track them around the web. In 63, users can opt to block third-party tracking cookies or block all trackers and create exceptions for trusted sites that don t work correctly with content blocking enabled. WebExtensions now run in their own process on Linux, Firefox now warns about having multiple windows and tabs open when quitting from the main menu, Firefox now recognizes the operating system accessibility setting for reducing animation, Added search shortcuts for Top Sites: Amazon and Google appear as Top Sites tiles on the Firefox Home (New Tab) page. When selected these tiles will change focus to the address bar to initiate a search. Currently in US only. Resolved an that prevented the address bar from autofilling bookmarked URLs in certain cases, In the Library, the. Open in Sidebar feature for individual bookmarks was removed, The option to. Never check for updates was removed from about:preferences. You can use the DisableAppUpdate enterprise policy as a substitute. The. Ctrl+Tab shortcut now displays thumbnail previews of your tabs and cycles through tabs in recently used order. This new default behavior is activated only in new profiles and can be changed in preferences. Refreshed visual style of Developer Tools menus to improve navigation and consistency, The Dev Tools accessibility inspector is now enabled by default. This tool surfaces information exposed to assistive technologies on the current page, allowing you to check what s missing or otherwise needs attention. Added support for Web Components custom elements and shadow DOM, The inspector now ships with a Font Editor that allows you to control non-variable as well as variable fonts, Quick Heal internet security software might crash 32-bit Firefox on Windows. A workaround is docume
62.0.303 Oct 2018 12:05 minor feature: Hangs on macOS Mojave (10.14) when various dialog windows (upload, download, print, etc) are activated ( ), playback of some encrypted video streams on macOS ( ), Various security, Reference link to 62.0.2 release notes
62.0.222 Sep 2018 15:05 minor feature: Unvisited bookmarks can once again be autofilled in the address bar ( ), WebGL rendering ( ), Updates from unpacked language packs no longer break the browser ( ), fallback on startup when a language pack is missing ( ), Profile refresh from the Windows stub installer restarts the browser ( ), Properly restore window size and position when restarting on Windows ( 1489214 and 1489852 ), Avoid crash when sharing a profile with newer (as yet unreleased) versions of Firefox ( ), Do not undo removal of search engines when using a language pack ( ), rendering of some web sites ( ), Restored compatibility with some sites using deprecated TLS settings ( ), screen share on MacOS when using multiple monitors ( ), Various security, Reference link to 62.0 release notes
62.006 Sep 2018 08:05 minor feature: Firefox Home (the default New Tab) now allows users to display up to 4 rows of top sites, Pocket stories, and highlights, Reopen in Container tab menu option appears for users with Containers that lets them choose to reopen a tab in a different container, In advance of removing all trust for Symantec-d certificates in Firefox 63, a preference was added that allows users to distrust certificates d by Symantec. To use this preference, go to about:config in the address bar and set the preference "security.pki.distrust_ca_policy" to 2. Added FreeBSD support for WebAuthn, Improved graphics rendering for Windows users without accelerated hardware using Parallel-Off-Main-Thread Painting, Support for CSS Shapes, allowing for richer web page layouts. This goes hand in hand with a brand new Shape Path Editor in the CSS inspector. CSS Variable Fonts (OpenType Font Variations) support, which makes it possible to create beautiful typography with a single font file, Updates for enterprise environments :, Added Canadian English (en-CA) locale, Removed the description field for bookmarks. Users who have stored descriptions using the field may wish to export these descriptions as html or json files, as they will be removed in a future release. Dark theme is automatically enabled in macOS 10.14 dark mode, Changed the default setting to Enforce (3) for the security.pki.name_matching_mode preference, Adobe Flash applets now run in a more secure mode using process sandboxing on macOS. Learn how this may affect features here. Users disconnecting from Sync are now offered the option to wipe their Firefox profile data (including bookmarks, passwords, history, cookies, and site data) from their desktop computer, Changed how WebRTC handles screen sharing: When screen-sharing a window, the window will be brought to front, Three-pane Inspector in Developer Tools separates the rules into its own panel, Changes affecting developers
61.0.210 Aug 2018 03:15 minor feature: Adds support for automatically restoring your Firefox session after Windows restarts. Currently, this feature is not enabled by default for most users, but will be gradually enabled over the coming weeks. Improved website rendering with the Retained Display List feature enabled ( ), broken DevTools panels with certain extensions installed ( ), a crash for users with some accessibility tools enabled ( ), Reference link to 61.0.1 release notes
61.0.106 Jul 2018 03:15 minor feature: Broken website loading for Chinese users with accessibility enabled ( ), missing content on the New Tab Page and the Home section of the Preferences page ( ), loss of bookmarks under rare circumstances when upgrading from Firefox 60 ( ), Improved playback of Twitch 1080p video streams ( ), Web pages no longer lose focus when a browser popup window is opened ( ), launching of downloads without a file extension on Windows ( ), Re-allowed downloading files from FTP sites via the "Save Link As" option when linked from HTTP pages ( ), extensions being unable to override the default homepage in certain situations ( ), Reference link to 61.0 release notes
61.027 Jun 2018 03:15 minor feature: Enhanced performance:, Convenient access to more search engines: You can now add search engines to the address bar Search with tool from the page action menu when on a webpage that provides an OpenSearch plugin, Share links from Firefox for MacOS more easily: You can now share the URL of an active tab from the page actions menu in the address bar, Improved security:, A more consistent user experience: Improvements for dark theme support across the entire Firefox user interface, More customization for tab management: added support to allow WebExtensions to hide tabs, Improved bookmark syncing, Various security, The settings for customizing your homepage and new tab page in Firefox have been added to a new Preferences section that can be accessed from Firefox at about:preferences#home. The settings can also be accessed via the gear icon on the New Tab page.
60.0.207 Jun 2018 09:45 minor feature: Missing nodes in the developer tools Inspector panel ( ), font rendering when using third-party font managers on OS X 10.11 and earlier ( ), Updated to NSS 3.36.4 from 3.36.1:, Reference link to 60.0.1 release notes
60.0.117 May 2018 12:25 minor feature: Avoid overly long cycle collector pauses with some add-ons installed ( ), Stop displaying "Sponsored content" on the New Tab page immediately after the "Sponsored Stories" option is disabled ( ), On touchscreen devices, momentum scrolling on non-zoomable pages ( ), black map on Google Maps with updated Nvidia Web Drivers on macOS ( ), Use the right default background when opening tabs or windows in high contrast mode ( ), The Firefox uninstaller on Windows is now translated again ( ), Restored translations of the Preferences panels when using a language pack ( ), WebVR has been disabled by default on macOS ( ), Reference link to 60.0 release notes
60.010 May 2018 13:05 minor feature: Added a policy engine that allows customized Firefox deployments in enterprise environments, using Windows Group Policy or a cross-platform JSON file, Enhancements to New Tab / Firefox Home, Redesigned Cookies and Site Storage section in Preferences for greater clarity and control of first- and third-party cookies, Applied Quantum CSS to render browser UI, Added support for Web Authentication API, which allows USB tokens for website authentication, Enhanced camera privacy indicators: Firefox now turns off your camera and the camera's light when you disable video recording, and turns the camera and light on when you resume recording, Added an option for Linux users to show or hide page titles in a bar at the top of the browser. You ll find the Title Bar option in the Customize panel available from the main browser menu. Improved WebRTC audio performance and playback for Linux users, On-by-default support for the latest draft TLS 1.3, Locale added: Occitan (oc), Various security, Changed the Windows shortcut for entering Reader View to F9, for better compatibility with keyboard layouts that use AltGr, Bookmarks no longer support multiple keywords for the same URL unless the request has different POST data, TLS certificates d by Symantec before June 1st, 2016 are no longer trusted by Firefox, Updated the Skia graphics library to milestone 66, Changes affecting developers, After disabling Sponsored Stories from the New Tab page settings, the next opened tab may still show a sponsored tile ( ), WebVR does not work on macOS with Vive headsets ( )
59.0.301 May 2018 13:25 minor feature: For compatibility with Windows 10 April 2018 update ( ), Reference link to 59.0.2 release notes
59.0.227 Mar 2018 03:16 minor feature: Invalid page rendering with hardware acceleration enabled ( ), Windows 7 users with touch screens or certain 3rd party desktop applications which interact with Firefox through accessibility services may experience random browser crashes. Known 3rd party applicatioins with : StickyPassword, Windows 7 touch screen. ( ), Browser keyboard shortcuts (eg copy Ctrl+C) don't work on sites that use those keys with resistFingerprinting enabled ( ), High CPU / memory churn caused by third-party software on some computers ( ), Users who have configured an "automatic proxy configuration URL" and want to reload their proxy settings from the URL will find the Reload button disabled in the Connection Settings dialog when they select Preferences/Options gt; Network Proxy gt; Settings... ( ), URL Fragment Identifiers Break Service Worker Responses ( ), User's trying to cancel a print around the time it completes will continue to get intermittent crashes ( ), Broken getUserMedia (audio) on DragonFly, FreeBSD, NetBSD, OpenBSD. Video chat apps either wouldn't work or be always muted ( ), Reference link to 59.0.1 release notes, Various security
59.0.118 Mar 2018 13:25 minor feature: Various security, Reference link to 59.0 release notes
59.014 Mar 2018 08:25 minor feature: Performance enhancements: Faster load times for content on the Firefox Home page. Faster page load times by loading either from the networked cache or the cache on the user s hard drive (Race Cache With Network). Improved graphics rendering using Off-Main-Thread Painting (OMTP) for Mac users (OMTP for Windows was released in Firefox 58 ), Drag-and-drop to rearrange Top Sites on the Firefox Home page, and customize new windows and tabs in other ways, Added features for Firefox Screenshots : Basic annotation lets the user draw on and highlight saved screenshots. Recropping to change the viewable area of saved screenshots, Enhanced WebExtensions API including better support for decentralized protocols and the ability to dynamically register content scripts, Improved Real-Time Communications (RTC) capabilities. Implemented RTP Transceiver to give pages more fine grained control over calls. Implemented features to support large scale conferences, Added support for W3C specs for pointer events and improved platform integration with added device support for mouse, pen, and touch screen pointer input, Added the Ecosia search engine as an option for German Firefox, Added the Qwant search engine as an option for French Firefox, Added settings in about:preferences to stop websites from asking to send notifications or access your device s camera, microphone, and location, while still allowing trusted websites to use these features, Various security, Firefox Private Browsing Mode will remove path information from referrers to prevent cross-site tracking, Windows 7 users using accessibility services (like the Windows On-Screen Keyboard) may observe browser crashes after the update to Firefox 59. As a workaround, affected users can prevent external apps from triggering accessibility services in Firefox.
58.0.208 Feb 2018 12:25 minor feature: Avoid a signature validation during update on macOS, Blocklisted graphics drivers related to off main thread painting crashes, Tab crash during printing, clicking links and scrolling emails on Microsoft Hotmail and Outlook (OWA) webmail, Reference link to 58.0.1 release notes
58.0.130 Jan 2018 20:05 minor feature: Security, When using certain non-default security policies on Windows (for example with Windows Defender Exploit Protection or Webroot security products), Firefox 58.0 would fail to load pages ( ). Reference link to 58.0 release notes, Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this until it is corrected in an upcoming release. Users running certain screen readers may experience performance and are advised to use Firefox ESR until performance are resolved in an upcoming future release
58.024 Jan 2018 06:05 minor feature: Performance improvements, including:, Improvements to Firefox Screenshots:, Added Nepali (ne-NP) locale. In case you missed it 57 Release privacy and performance feature: Users can enable Tracking Protection at all times. Learn how to turn Tracking Protection on. Fonts installed in non-standard directories will no longer appear blank for Linux users, Various security, User profiles created in Firefox 58 (and in future releases) are not supported in previous versions of Firefox. Users who downgrade to a previous version should create a new profile for that version. Learn about alternatives to downgrading on our support site. Added a warning to alert users and site owners of planned security changes to sites affected by the gradual distrust plan for the Symantec certificate authority, Implemented the PerformanceNavigationTiming API, Added PerformanceResourceTiming.workerStart so sites can measure service worker startup time, Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this until it is corrected in an upcoming release. Users running certain screen readers may experience performance and are advised to use Firefox ESR until performance are resolved in an upcoming future release
57.0.405 Jan 2018 12:05 minor feature: Security to address the Meltdown and Spectre timing attacks, Reference link to 57.0.3 release notes
57.0.329 Dec 2017 03:16 minor feature: a crash reporting that inadvertently sends background tab crash reports to Mozilla without user opt-in ( ), Reference link to 57.0.2 release notes
57.0.208 Dec 2017 03:15 minor feature: Block old versions of G Data Endpoint Security for crashing Firefox on start up - Windows only ( ), a regression with WebGL and D3D9 - Windows only, Reference link to 57.0.1 release notes
57.0.130 Nov 2017 06:45 minor feature: a video color distortion on YouTube and other video sites with some AMD devices (), an with prefs.js when the profile path has non-ascii characters ( ), Various security, Google map crashes on OSX with Intel HD Graphics 3000, Block injection of a client library associated with the RealPlayer Free player which is known to cause performance problems in Firefox. ( ), Reference link to 57.0 release notes
57.015 Nov 2017 10:45 minor feature: A completely new browsing engine, designed to take full advantage of the processing power in modern devices, A redesigned interface with a clean, modern appearance, consistent visual elements, and optimizations for touch screens, A unified address and search bar. New installs will see this unified bar. Learn how to add the stand-alone search bar to the toolbar, A revamped new tab page that includes top visited sites, recently visited pages, and recommendations from Pocket (in the US, Canada, and Germany), An updated product tour to orient new and returning Firefox users, AMD VP9 hardware video decoder support for improved video playback with lower power consumption, An expanded section in preferences to manage all website permissions, Various security, Firefox now exclusively supports extensions built using the WebExtension API, and unsupported legacy extensions will no longer work. Learn more about our efforts to improve the performance and security of extensions, The browser's autoscroll feature, as well as scrolling by keyboard input and touch-dragging of scrollbars, now use asynchronous scrolling. These scrolling methods are now similar to other input methods like mousewheel, and provide a smoother scrolling experience, The content process now has a stricter security sandbox that blocks filesystem reading and writing on Linux, similar to the protections for Windows and macOS that shipped in Firefox 56, Middle mouse paste in the content area no longer navigates to URLs by default on Unix systems, Removed the toolbar Share button. If you relied on this feature, you can install the Share Backported extension instead. Some older versions of the ATOK IME, including ATOK 2006, 2008, 2009 and 2010, can cause crashes and are therefore disabled on the Windows 64-bit version of Firefox Quantum. To those incompatibility, please use a newer version of ATOK or one of other IMEs. The default font for Japanese text is now Meiryo, Complete visual refresh of both the
56.0.227 Oct 2017 19:25 minor feature: Disable Form Autofill completely on user request ( ), for video-related crashes on Windows 7 ( ), Correct detection for 64-bit GSSAPI authentication ( ), for shutdown crash (), Reference link to 56.0.1 release notes
56.0.110 Oct 2017 06:45 minor feature: Block D3D11 when using Intel drivers on Windows 7 systems with partial AVX support ( ), Users of 32-bit Firefox on 64-bit Windows are migrated to 64-bit Firefox for increased stability and security. Reference link to 56.0 release notes, Due to a in Mac OS X High Sierra, fullscreen mode has some, Startup crash with RelevantKnowledge adware installed. Firefox Support has helpful instructions to remove it. Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this until it is corrected in an upcoming release, Startup crashes with 64-bit Firefox on Windows 7, for users of Lenovo's "OneKey Theater" software for IdeaPad laptops. To this crash, please re-install 32-bit Firefox.
56.029 Sep 2017 08:25 major feature: Launched Firefox Screenshots, a feature that lets users take, save, and share screenshots without leaving the browser, Added support for address form autofill (en-US only), Updated Preferences, Media opened in a background tab will not play until the tab is selected, Improved Send Tabs feature of Sync for iOS and Android, and Send Tabs can be discovered even by users without a Firefox Account, Replaced character encoding converters with a new Encoding Standard -compliant implementation written in Rust, Added hardware acceleration for AES-GCM, Updated the Safe Browsing protocol to version 4, Reduced update download file size by approximately 20 percent, Improved security for verifying update downloads, Added Layout Panel to CSS Grid DevTools, Startup crash with RelevantKnowledge adware installed. Firefox Support has helpful instructions to remove it. Users running Firefox for Windows over a Remote Desktop Connection (RDP) may find that audio playback is disabled due to increased security restrictions. Learn how to mitigate this until it is corrected in an upcoming release, Startup crashes with 64-bit Firefox on Windows 7, for users of Lenovo's "OneKey Theater" software for IdeaPad laptops. To this crash, please re-install 32-bit Firefox. Due to a in Mac OS X High Sierra, fullscreen mode has some
55.0.326 Aug 2017 07:45 minor feature: File uploads to some websites, including YouTube ( ), an with addons when using a path containing non-ascii characters ( ), Reference link to 55.0 release notes
55.0.217 Aug 2017 19:25 minor feature: a potential when the username had some specific characters in the path ( ), an with new installation notification for sideload add-ons ( ), performance regressions with WebExtension ( 1386937 amp; 1389381 ), a regression with the popup menu ( )
55.0.112 Aug 2017 06:45 minor feature: a regression the tab restoration process ( ), a problem causing. What's new pages not to be displayed ( ), a rendering with some PKCS#11 libraries ( ), Disable the predictor prefetch ( ), Reference link to 55.0 release notes
55.009 Aug 2017 03:17 minor feature: Launched Windows support for WebVR, bringing immersive experiences to the web. See examples and try working demos at Mozilla VR. Added options that let users optimize recent performance improvements, Simplified installation process with a streamlined Windows stub installer, Improved address bar functionality, Updated Sidebar for bookmarks, history, and synced tabs so it can appear at the right edge of the window as well as the left, Added support for stereo microphones with WebRTC, Pages can be simplified before printing from within Print Preview, Updated Firefox for OSX and macOS to allow users to assign custom keyboard shortcuts to Firefox menu items via System Preferences, Browsing sessions with a high number of tabs are now restored in an instant, Make screenshots of webpages, and save them locally or upload them to the cloud. This feature will undergo A/B testing and will not be visible for some users. Added Belarusian (be) locale, Various security, Made the Adobe Flash plugin click-to-activate by default and allowed only on http:// and https:// URL schemes. (This change will not be visible to all users immediately. For more information see the Firefox plugin roadmap ), Firefox does not support downgrades, even though this may have worked in past versions. Users who install Firefox 55+ and later downgrade to an earlier version may experience with Firefox. Modernized application update UI to be less intrusive and more aligned with the rest of the browser. Only users who have not restarted their browser 8 days after downloading an update or users who opted out of automatic updates will see this change. Sites that don t use SSL can no longer access Geolocation APIs to determine a user s physical location
54.0.130 Jun 2017 04:05 minor feature: a display of tab title ( ), a display of opening new tab ( ), a display when opening multiple tabs ( ), a tab display when downloading files ( ), a PDF printing ( ), a Netflix on Linux ( ), Reference link to 54.0 release notes
54.014 Jun 2017 19:05 minor feature: Added Burmese (my) locale, Added support for multiple content processes (e10s-multi), Simplified the download button and download status panel, Various security, Moved the mobile bookmarks folder to the main bookmarks menu for easier access, Additional changes for web developers, Added ability to create and save custom devices in Responsive Design Mode
53.0.320 May 2017 06:45 minor feature: Hangs when using a proxy with NTLM authentication ( ), excessive resource usage from the captive portal detection service ( ), Bump preloaded security information expiration times ( ), Reference link to 53.0.2 release notes
53.0.207 May 2017 15:45 minor feature: Make form validation errors and date picker panel visible to the user ( ), Various security, The non-standard showDialog argument to window.find is now ignored ( 1348409 ), Reference link to 53.0 release notes
53.020 Apr 2017 14:25 minor feature: Improved graphics stability for Windows users with the addition of compositor process separation (Quantum Compositor), Two new 'compact' themes available in Firefox, dark and light, based on the Firefox Developer Edition theme, Lightweight themes are now applied in private browsing windows, Reader Mode now displays estimated reading time for the page, Windows 7+ users on 64-bit OS can select 32-bit or 64-bit versions in the stub installer, Various security, Updated the design of site permission requests to make them harder to miss and easier to understand, Windows XP and Vista are no longer supported. XP and Vista users running Firefox 52 will continue to receive security updates on Firefox ESR 52. 32-bit Mac OS X is no longer supported. 32-bit Mac OS X users can switch to Firefox ESR 52 to continue receiving security updates. Updates for Mac OS X are smaller in size compared to updates for Firefox 52, New visual design for audio and video controls, Ended Firefox Linux support for processors older than Pentium 4 and AMD Opteron, The last few characters of shortened tab titles fade out instead of being replaced by ellipses to keep more of the title visible, Changes for web developers, Support for WebM video with alpha, which allows playing videos with transparent backgrounds
52.0.229 Mar 2017 03:15 minor feature: New installs erroneously not prompting to change the default browser setting, a crash on startup on Linux, loading tab icons on session restore, Use Nirmala UI as fallback font for additional Indic languages, Reference link to 52.0.1 release notes
52.0.118 Mar 2017 03:15 minor feature: Various security
52.008 Mar 2017 03:15 minor feature: Added support for WebAssembly, an emerging standard that brings near-native performance to Web-based games, apps, and software libraries without the use of plugins. Added automatic captive portal detection, for easier access to Wi-Fi hotspots. When accessing the Internet via a captive portal, Firefox will alert users and open the portal login page in a new tab. Implemented the Strict Secure Cookies specification which forbids insecure HTTP sites from setting cookies with the "secure" attribute. In some cases, this will prevent an insecure site from setting a cookie with the same name as an existing "secure" cookie from the same base domain. Added user warnings for non-secure HTTP pages with logins. Firefox now displays a This connection is not secure message when users click into the username and password fields on pages that don t use HTTPS. Enhanced Sync to allow users to send and open tabs from one device to another. Various security, Improved text input for third-party keyboard layouts on Windows. This will address some keyboard layouts that, Removed support for Netscape Plugin API (NPAPI) plugins other than Flash. Silverlight, Java, Acrobat and the like are no longer supported. Improved experience for downloads:, Removed Battery Status API to reduce fingerprinting of users by trackers, When not using Direct2D on Windows, Skia is used for content rendering, Migrated Firefox users on Windows XP and Windows Vista operating systems to the extended support release (ESR) version of Firefox. Display (but allow users to override) an Untrusted Connection error when encountering SHA-1 certificates that chain up to a root certificate included in Mozilla s CA Certificate Program. (Note: Firefox continues to permit SHA-1 certificates that chain to manually imported root certificates.) Read more about the Mozilla Security Team s plans to deprecate SHA-1, Enabled CSS Grid Layout, opening up a world of new possibilities for graphic design, Improved security for
51.0.129 Jan 2017 05:05 minor feature: Reference link to 51.0 release notes, Geolocation not working on Windows ( 1333516 ), Multiprocess incompatibility did not correctly register with some add-ons ( 1333423 ), Crash with some older versions of Forcepoint/Websense
51.025 Jan 2017 08:05 minor feature: Users can view passwords in the save password prompt before saving them, Added a zoom button in the URL bar:, Improved video performance for users without GPU acceleration for less CPU usage and a better full screen experience, Firefox will save passwords even in forms that do not have submit events, Added support for FLAC (Free Lossless Audio Codec) playback, Added support for WebGL 2, with advanced graphics rendering features like transform feedback, improved texturing capabilities, and a new sophisticated shading language, A warning is displayed when a login page does not have a secure connection, Added Georgian (ka) and Kabyle (kab) locales, An even faster E10s! Tab Switching is better!, Improved reliability of browser data sync, Remove Belarusian (be) locale, Various security, Use 2D graphics library (Skia) for content rendering on Linux, Re-enabled E10s support for Russian (ru) locale, Updated to NSS 3.28.1
50.1.014 Dec 2016 06:05 minor feature: Various security
50.0.203 Dec 2016 15:05 minor feature: Various security
50.0.129 Nov 2016 03:45 minor feature: Various security, Firefox crashes with 3rd party Chinese IME when using IME text, Reference link to Firefox 50.0 release notes
50.016 Nov 2016 06:05 minor feature: Updates to keyboard shortcuts, Added option to Find in page that allows users to limit search to whole words only, Added Guarani (gn) locale, Increased availability of WebGL to more than 98 percent of users on Windows 7 and newer, Added download protection for a large number of executable file types on Windows, Mac and Linux, Improved performance for SDK extensions or extensions using the SDK module loader, Playback video on more sites without plugins with WebM EME Support for Widevine on Windows and Mac, rendering of dashed and dotted borders with rounded corners ( border-radius ), Various security, Added a built-in Emoji set for operating systems without native Emoji fonts (Windows 8.0 and lower and Linux), Blocked versions of libavcodec older than 54.35.1, Changes for web developers
49.0.221 Oct 2016 03:15 minor feature: Asynchronous rendering of the Flash plugins is now enabled by default. This should improve performance and reduce crashes for sites that use the Flash plugin. ( ), Change D3D9 default fallback preference to prevent graphical artifacts ( ), Network prevents some users from seeing the Firefox UI on startup ( ), Web compatibility with file uploads ( ), Various security, Web compatibility with Array.prototype.values ( ), Diagnostic information on timing for tab switching ( ), a Canvas filters graphics affecting HTML5 apps ( ), Reference link to Firefox 49.0.1 release notes
49.0.127 Sep 2016 06:05 minor feature: Mitigate a startup crash caused by Websense (Windows only) ( ), Reference link to Firefox 49.0 release notes
49.021 Sep 2016 05:45 minor feature: Updated Firefox Login Manager to allow HTTPS pages to use saved HTTP logins. It s one more way Firefox is supporting Let s Encrypt and helping users transition to a more secure web. Added features to Reader Mode that make it easier on the eyes and the ears, Improved video performance for users on systems that support SSSE3 without hardware acceleration, Added context menu controls to HTML5 audio and video that let users loops files or play files at 1.25x speed, Enhancements for Mac users, Improvements in about:memory reports for tracking font memory usage, Improve performance on Windows systems without hardware acceleration, an that prevented users from updating Firefox for Mac unless they originally installed Firefox. Now, those users as well as any user with administrative credentials can update Firefox. Various security, Ended Firefox for Mac support for OS X 10.6, 10.7, and 10.8. Ended Firefox for Windows support for SSE processors, Removed Firefox Hello, Re-enabled the default for Graphite2 font shaping, Added a Cause column to the Network Monitor to show what caused each network request, Introduced web speech synthesis API
48.0.225 Aug 2016 03:15 minor feature: a startup crash caused by Websense (Windows only) ( 1291738 )
48.003 Aug 2016 11:25 minor feature: Process separation (e10s) is enabled for some of you. Like it? Let us know and we'll roll it out to more. Roar for moar protection against harmful downloads ! We've got your back, Add-ons that have not been verified and signed by Mozilla will not load, GNU/Linux fans: Get better Canvas performance with speedy Skia support. Try saying that three times fast, WebRTC embetterments:, Searching for something already in your bookmarks or open tabs? We added super smart icons to let you know, Windows folks: Tab (move buttons) and Shift+F10 (pop-up menus) now behave as they should in Firefox customization mode, The media parser has been redeveloped using the Rust programming language, Windows 7 systems without Platform Update can now use D3D11 WARP, Various security, Improved step deging on last line of functions, Heyo, Jabra amp; Logitech C920 webcam users. We those pesky WebRTC causing frequency distortions. Buh-bye, squeaky voice!, After version 48, SSE2 CPU extensions are going to be required on Windows, So long to support for 10.6, 10.7 and 10.8. Now we can focus on where most Mac users are: 10.9. Don't forget to upgrade!, Au revoir to Windows Remote Access Service modem Autodial, WebExtensions support is now considered as stable, Workers can now use the Web Crypto API, Want to move absolute amp; positioned elements? (Who doesn't, right?) Now you can with our geometry editor. The memory tool now has a tree map view for your deging pleasure. It's a little bit of "boo" and a whole lot of "ya.", We're putting the spotlight on the background. Now you can deWebExtensions background content scripts and background pages, Content Security Policy (CSP) is now enforced for WebExtensions. (Who's down with CSP?), Old and busted: Error Console. New hotness: Browser Console for your deging pleasure. Add-on development just got easier because you can reload them from about:deging because we're all about deging. This theme is hot, hot, hot! Say hi to the Firetheme
47.0.129 Jun 2016 03:15 minor feature: Selenium WebDriver may cause Firefox to crash at startup, Reference link to Firefox 47.0 release notes
47.008 Jun 2016 03:15 minor feature: Support for Google s Widevine CDM on Windows and Mac OS X so streaming services like Amazon Video can switch from Silverlight to encrypted HTML5 video. Enable VP9 video codec for users with fast machines, Embedded YouTube videos now play with HTML5 video if Flash is not installed. View and search open tabs from your smartphone or another computer in a sidebar, Allow no-cache on back/forward navigations for https resources, Latgalu ltg locale added. Wikipedia tells us there are 164,500 daily speakers. Various security, FUEL (Firefox User Extension Library) has been removed. Add-ons relying on it will stop working. The browser.sessionstore.restore_on_demand preference has been reset to its default value (true) to avoid e10s performance problems. Because faster is better!, The Firefox click-to-activate plugin whitelist has been removed. Web platform changes, View, start,and deregistered Service Workers in the Service Workers developer tool, Simulate Push messages in the Service Workers developer tool, 'Start' button for service workers in about:deging to start registered Service Workers, Changes that can affect add-on compatibility, Added support for ChaCha20/Poly1305 cipher suites, Custom user agents supported in Responsive Design Mode, Smart multi-line input in the Web Console, cuechange events are now available on TextTrack objects, WebCrypto: PBKDF2 supports SHA-2 hash algorithms, WebCrypto: RSA-PSS signature support, Known with old invalid paper size printing prefs ( 1276717 )
46.0.104 May 2016 05:05 minor feature: Page loading related to antivirus software ( 1268922 ), Search plugin for various locales ( 1246494 ), Add-on signing certificate expiration ( 1267318 ), Service worker update ( 1267733 ), Build when jit is disabled ( 1266366 ), Limit Sync registration updates ( 1262312 ), Reference link to Firefox 46.0 release notes
45.0.217 Apr 2016 03:15 minor feature: an impacting the cookie header when third-party cookies are blocked ( 1257861 ), a web compatibility regression impacting the. srcset attribute of the. image tag ( 1259482 ), a regression with the copy and paste with some old versions of some Gecko applications like Thunderbird ( 1254980 ), a crash impacting the video playback with Media Source Extension ( 1258562 ), a regression impacting some specific uploads ( 1255735 ), Reference link to Firefox 45.0.1 release notes
45.0.119 Mar 2016 20:45 minor feature: a potential performance regression (Youtube for example) ( 1220502 ), a regression causing search engine settings to be lost in some context ( 1254694 ), Bring back non-standard jar: URIs to a regression in IBM iNotes ( 1255139 ). XSLTProcessor.importStylesheet was failing when. lt;import gt; was used ( 1249572 ), an which could cause the list of search provider to be empty ( 1255605 ), a regression when using the location bar ( 1254503 ), some loading when. Accept third-party cookies: was set to. Never ( 1254856 ), Disabled Graphite font shaping library
45.009 Mar 2016 04:05 minor feature: Instant browser tab sharing through Hello, Tabs synced via Firefox Accounts from other devices are now shown in dropdown area of Awesome Bar when searching, Synced Tabs button in button bar, Introduce a new preference (. network.dns.blockDotOnion ) to allow blocking.onion at the DNS level, Guarani gn locale added, URLs containing a Unicode-format Internationalized Domain Name (IDN) are now properly redirected, Various security, Tab Groups (Panorama) feature removed, Ability to filter snapshot output in memory tool, Fine tune animations by changing the playback rate of animations in the animation-inspector's timeline, DOMContentLoaded and load events shown in the network monitor timeline, Added Negative url filtering for the network monitor, Support for diffing heap snapshots added to the memory tool, Inspector search now matches results from all content in the page, including subframes, List of animated properties and keyframes is now displayed when clicking on an animation in the animation-inspector s timeline, Push API support, part of Progressive Web Applications, Support delivery of a Content Security Policy (CSP) via a meta tag, Web Speech synthesis API, ES6 Classes, On-screen keyboard support was temporarily turned off for Windows 8 and Windows 8.1
44.0.213 Feb 2016 11:25 minor feature: Firefox hangs or crashes on startup ( 1243098 ), Various security, Reference: Release notes for Firefox 44.0.1
44.0.109 Feb 2016 10:25 minor feature: Which could lead to the removal of stored passwords under certain circumstances ( 1242176 ), Allows spaces in cookie names ( 1244505 ), WebSockets when used in a Service Worker context ( 1243942 ), Disable opus/vorbis audio with H.264 ( 1245696 ), Require NSS 3.21 ( 1244069 ), Ship the Gecko SDK ( 1243740 ), for graphics startup crash (GNU/Linux) ( 1222171 ), a crash in cache networking ( 1244076 )
44.027 Jan 2016 14:05 minor feature: Improved warning pages for certificate errors and untrusted connections, Enable H.264 if system decoder is available, Enable WebM/VP9 video support on systems that don't support MP4/H.264, In the animation-inspector timeline, lightning bolt icon next to animations running on the compositor thread, Support the brotli compression format via HTTPS content-encoding, Screenshot commands allow user choice of pixel ratio in Developer Tools, Windows XP and Vista screensaver doesn't disable when watching videos ( ), Various security, To support unicode-range descriptor for webfonts, font matching under Linux now uses the same font matching code as other platforms, Use a SHA-256 signing certificate for Windows builds, to meet new signing requirements, Firefox has removed support for the RC4 decipher, Firefox will no longer trust the Equifax Secure Certificate Authority 1024-bit root certificate or the UTN - DATACorp SGC to validate secure website certificates, Stricter validation of web fonts, On-screen keyboard support temporarily turned off for Windows 8 and Windows 8.1, Right click on a logged object in the console to store it as a global variable on the page, Visual tools for Animation:, Visual tools for Layout and Styles:, New memory tool for inspecting the memory heap, Service Workers API, Built-in JSON reader to intuitively view, search, copy and save data without extensions, Jump to function definitions in the deger with Cmd-Click, WebSocket Deging API and add-on, The rule view now displays styles using their authored text, And edits in the rule view are now linked to the style editor
43.0.407 Jan 2016 03:15 minor feature: For startup crash for users of a third party antivirus tool ( ), Multi-user GNU/Linux download folders can be created ( ), Re-enable SHA-1 certificates ( ), Reference: Release notes for Firefox 43.0.3
43.0.329 Dec 2015 03:15 minor feature: network when using Nvidia's Network Access Manager ( 1233237 ). On some Windows configurations, improve the decoding of some videos on YouTube ( 1233970 ). Reference: Release notes for Firefox 43.0.2
43.0.225 Dec 2015 03:15 minor feature: Various stability and security. Use a SHA-256 signing certificate for Windows builds, to meet new signing requirements. Reference: Release notes for Firefox 43.0.1
43.0.120 Dec 2015 07:05 minor feature: Reference: Release notes for Firefox 43.0.1
42.004 Nov 2015 21:45 minor feature: Private Browsing with Tracking Protection blocks certain Web elements that could be used to record your behavior across sites, Control Center that contains site security and privacy controls, Indicator added to tabs that play audio with one-click muting, WebRTC improvements:, Login Manager improvements:, Improved performance on interactive websites that trigger a lot of restyles, Implemented ES6 Reflect, Support ImageBitmap and createImageBitmap(), Media Source Extension for HTML5 video available for all sites, View HTML source in a tab, Remote website deging over WiFi (no USB cable or ADB needed), Asynchronous call stacks now allow web developers to follow the code flow through setTimeout, DOM event handlers, and Promise handlers. Configurable Firefox OS Simulator in WebIDE, to simulate reference devices like phones, tablets, even TVs, CSS filter presets in the Inspector, Ability to save filter presets inside CSS Filter Tooltip, Various security, URLs containing a Unicode-format Internationalized Domain Name (IDN) are not redirected properly, leading to a. Server Not Found error.
41.0.218 Oct 2015 00:25 minor feature: Various security
41.0.102 Oct 2015 09:25 minor feature: Startup crash in mozilla::layers::CompositorD3D11::GetTextureFactoryIdentifier(), Changing properties of a new bookmark while adding it acts on the last bookmark in the current container, Firefox hangs with flash plugins, Startup crash in nsStyleSet::GatherRuleProcessors(nsStyleSet::sheetType) possibly related to Yandex toolbar and Adblock Plus, Crash in mozilla::gl::GLBlitHelper::BlitImageToTexture
40.0.329 Aug 2015 08:05 minor feature: Disable the asynchronous plugin initialization ( 1198590 ), a segmentation fault in the GStreamer support (GNU/Linux) ( 1145230 ), a startup crash when using DisplayLink (Windows Only) ( 1195844 ), a regression with some Japanese fonts used in the lt;input gt; field ( 1194055 ), On some sites, the selection in a select combox box using the mouse could be broken ( 1194733 ), Some search partner codes were missing ( 1195683 ), Various security
40.0.216 Aug 2015 11:45 minor feature: Enabled API allowing Windows 10 users to open settings dialog (1193196), mozalloc.lib was missing from the xulrunner package (1168291), Fix a startup crash with some combination of hardware and drivers (1160295)
40.012 Aug 2015 19:05 minor feature: Support for Windows 10, Added protection against unwanted software downloads, User can receive suggested tiles in the new tab page based on categories Firefox matches to browsing history (en-US only). Hello allows adding a link to conversations to provide context on what the conversation will be about, New style for add-on manager based on the in-content preferences style, Improved scrolling, graphics, and video playback performance with off main thread compositing (GNU/Linux only), Graphic blocklist mechanism improved: Firefox version ranges can be specified, limiting the number of devices blocked, Add-on extensions that are not signed by Mozilla will display a warning, NPAPI Plug-in performance improved via asynchronous initialization, Smoother animation and scrolling with hardware vsync (Windows only), JPEG images use less memory when scaled and can be painted faster, Sub-resources can no longer request HTTP authentication, thus protecting users from inadvertently disclosing login data, IndexedDB transactions are now non-durable by default, Implemented AudioBufferSourceNode.detune to modulate playback rate in cents, a logarithmic unit of measure used for musical intervals, Improved Performance tools in the developer tools: Waterfall view, Call Tree view and a Flame Chart view, New rules view tooltip in the Inspector to tweak CSS Filter values, Console API messages from SharedWorker and ServiceWorker are now displayed in web console, New page ruler highlighting tool that displays lightweight horizontal and vertical rules on a page, Inspector now searches across all content frames in a page, Kannada text does not display properly in built-in pdf viewer, Various security fixes, If Firefox is restarted from an add-on install notification, on-going private browsing downloads might be canceled without warning (1185294)
39.0.308 Aug 2015 13:05 minor feature: Various security fixes
39.004 Jul 2015 11:05 major feature: Share Hello URLs with social networks, Project Silk: Smoother animation and scrolling (Mac OS X), Support for 'switch' role in ARIA 1.1 (web accessibility), SafeBrowsing malware detection lookups enabled for downloads (Mac OS X and Linux), Support for new Unicode 8.0 skin tone emoji, Removed support for insecure SSLv3 for network communications, Disable use of RC4 except for temporarily whitelisted hosts, The malware detection service for downloads now covers common Mac file types (), Performance of displaying dashed lines is improved (Mac OS X) (), List-style-type now accepts a string value, Enable the Fetch API for network requests from dedicated, shared and service workers, Cascading of CSS transitions and animations now matches the current spec, Implement. lt;link rel="preconnect" gt;allowing anticipation of a future connection without revealing any information, Added support for CSS Scroll Snap Points, Drag and drop enabled for nodes in Inspector markup view, Webconsole input history persists even after closing the toolbox, Cubic bezier tooltip now shows a gallery of timing-function presets for use with CSS animations, localhost is now available offline for WebSocket connections, Improve performance for IPv6 fallback to IPv4, Fix incomplete downloads being marked as complete by detecting broken HTTP1.1 transfers, The Security state indicator on a page now correctly ignores loads caused by previous pages, Fixed an issue where a Hello conversation window would sometimes fail to open, A regression that could lead to Flash not displaying has been fixed, Update to NSS 3.19.2, Various security fixes
38.0.503 Jun 2015 07:45 minor feature: Keep track of articles and videos with Pocket, Clean formatting for articles and blog posts with Reader View, Share the active tab or window in a Hello conversation, A race condition that would cause Firefox to stop painting when switching tabs (), Fixed graphics performance when using the built-in VGA driver on Windows 7 (), Responsive images do not update when the enclosing viewport changes
38.0.118 May 2015 19:45 minor bugfix: Systems with first generation NVidia Optimus graphics cards may crash on start-up, Users who import cookies from Google Chrome can end up with broken websites, Large animated images may fail to play and may stop other images from loading, WebRTC H264 video streams from CiscoSpark native clients are not decoded correctly. (Fixed in Firefox ESR 38.0.1; was already fixed in Firefox 38.0), Responsive images do not update when the enclosing viewport changes
38.014 May 2015 05:05 minor feature: New tab-based preferences, Ruby annotation support, Base for the next ESR release. autocomplete=off is no longer supported for username/password fields, URL parser avoids doing percent encoding when setting the Fragment part of the URL, and percent decoding when getting the Fragment in line with the URL spec, RegExp.prototype.source now returns "(?:)" instead of the empty string for empty regular expressions, Improved page load times via speculative connection warmup, WebSocket now available in Web Workers, BroadcastChannel API implemented, Implemented srcset attribute and lt;picture gt; element for responsive images, Implemented DOM3 Events KeyboardEvent.code, Mac OS X: Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube, Implemented Encrypted Media Extensions (EME) API to support encrypted HTML5 video/audio playback (Windows Vista or later only), Automatically download Adobe Primetime Content Decryption Module (CDM) for DRM playback through EME (Windows Vista or later only), Optimized-out variables are now visible in Debugger UI, XMLHttpRequest logs in the web console are now visually labelled and can be filtered separately from regular network requests, WebRTC now has multistream and renegotiation support,. copy command added to console, Various security fixes, Responsive images do not update when the enclosing viewport changes
37.0.221 Apr 2015 08:45 minor bugfix: Google Maps may render incorrectly in some cases, Stability fixes for select graphics hardware and feature sets, Various security fixes
37.0.106 Apr 2015 13:05 minor feature: Disabled HTTP/2 AltSvc, Start-up crash due to graphics hardware and third party software, Various security fixes
37.002 Apr 2015 11:25 minor feature: Heartbeat user rating system - your feedback about Firefox. Yandex set as default search provider for the Turkish locale. Bing search now uses HTTPS for secure searching. Improved protection against site impersonation via OneCRL centralized certificate revocation. Opportunistically encrypt HTTP traffic where the server supports HTTP/2 AltSvc. Disabled insecure TLS version fallback for site security. Extended SSL error reporting for reporting non-certificate errors. TLS False Start optimization now requires a cipher suite using AEAD construction. Improved certificate and TLS communication security by removing support for DSA. Improved performance of WebGL rendering on Windows. Implemented a subset of the Media Source Extensions (MSE) API to allow native HTML5 playback on YouTube (Windows Vista or later only). Added support for CSS display:contents. IndexedDB now accessible from worker threads. New SDP/JSEP implementation in WebRTC. Debug tabs opened in Chrome Desktop, Chrome for Android, and Safari for iOS. New Inspector animations panel to control element animations. New Security Panel included in Network Panel. Debugger panel support for chrome:// and about:// URIs. Added logging of weak ciphers to the web console. Various security fixes.
31.023 Jul 2014 21:13 major feature: This release enhances child-safe browsing and parental control with the Prefer:Safe HTTP header. It adds better protection against malware in downloads. It also introduces many new developer features, like declarative CSS3 variable names, and a canvas debugger for Web2D and 3D WebGL context. Mozilla::PKIX is now the default certificate verification. This release also adds MathML table support, internal OGG and PDF viewing without associated MIME handler, WebVTT support, and Array.prototype.fill(). The developer tools now allow editing the box model, provide a new Eyedropper tool, enhancements to the code editor, stack traces on the console, and styled logs. Various security fixes were incorporated.
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