Download old mozilla firefox for mac

Download latest Firefox offline installer for Mac dmg. Download the latest Firefox for all systems and languages. Download Firefox for Android. Download Firefox for iOS. Download Firefox Portable in all languages. Download latest Firefox for All systems and languages. Firefox Beta is for public testing. It can be used for testing new features. This version provides risk-free testing as the testing is only done at a small scale.

Whatever the testers do coding, the user of Dev version quickly gets that code. Firefox Nightly is simply Firefox of the future. It has the latest shiny features which will be a party of Firefox stable after a few weeks. All features are added to the Nightly build and then the next phase in the Dev builds phase which is a little most stable than nightly. The Nightly build can be installed alongside the stable version. Firefox Nightly is updated daily.

Your email address will not be published. Don't subscribe All Replies to my comments Notify me of followup comments via e-mail. You can also subscribe without commenting. Sign me up for the newsletter. Quick Summary 1 What is Firefox Quantum? Leave a Reply Cancel reply Your email address will not be published. Background thread hang reporting. Support for multi-line flexbox in layout. Android Off-cycle stability mobile update. Fixed mobile-only security fix for file:paths. A new menu sits in the right hand corner of Firefox and includes popular browser controls.

New tabs provide an overall smoother look and fade into the background when not active. An interactive onboarding tour to guide users through the new Firefox changes. Added the ability to set up Firefox Sync by creating a Firefox account. Gamepad API finalized and enabled. Malay [ma] locale added. Clicking on a W3C Web Notification will switch to the originating tab. Console object available in web workers.

Promises enabled by default. SharedWorker enabled by default. Add-on bar has been removed, content moved to navigation bar. No longer possible to move tabs from the top of the browser without an add-on. Fixed: Tabs not visible with dark themes under Windows 8. Fixed: Session Restore failed with a corrupted sessionstore. Fixed: Seer disabled by default.

Mac OS X command-E sets find term to selected text. Support for GStreamer 1. Disallowed calling WebIDL constructors as functions on the web. With the exception of those bundled inside an extension or ones that are whitelisted, plugins will no longer be activated by default. Fixes to box-shadow and other visual overflow.

Mute and volume available per window when using WebAudio. Background-blend-mode enabled by default. ES6 array and generator comprehensions implemented. Error stack now contains column number. Support for alpha option in canvas context options. Fixed TypedArrays that don't support new named properties.

Blocks malware from downloaded files. Support of Prefer:Safe http header for parental control. Upper Sorbian [hsb] locale added. Removal of the CAPS infrastructure for specifying site-specific permissions via capability. Most notably, attempts to use this functionality to grant access to the clipboard will no longer work. WebVTT implemented and enabled. CSS3 variables implemented. Developer Tools: Add-on Debugger. Developer Tools: Canvas Debugger. New Array built-in: Array.

New Object built-in: Object. CSP 1. Developer Tools: Eyedropper tool added to the color picker. Developer Tools: Editable Box Model. Developer Tools: Code Editor improvements. Developer Tools: Console stack traces. Developer Tools: Styled console logs. Dialogs spawned from the onbeforeunload event no longer block access to the rest of the browser.

Fixed: Search for partially selected link text from context menu. Last release for ARMv7 Android 2. Fixed: Intermittent failures in add-ons manager mochitest-browser tests. Fixed: Error building nsChildView. Last release for ARMv6 Android. Integration of generational garbage collection. Public key pinning support enabled. Displays the number of found items in the find toolbar.

Install an older version of Firefox

Easier back, forward, reload, and bookmarking through the context menu. Views historical use information for logins stored in password manager. Lower Sorbian [dsb] locale added. Removed and turned off trust bit for some bit root certificates. Performance improvements to Password Manager and Add-on Manager.

CSS position:sticky enabled by default. CSS box-decoration-break replaces -moz-background-inline-policy. Inspector button moved to the top left. Hidden nodes displayed differently in the markup-view. New Web Audio Editor. Code completion and inline documentation added to Scratchpad. Fixed mixed content icon that may be incorrectly displayed instead of lock icon for SSL sites. Android [] Fixed link tap selection that was offset on some Android devices.

Desktop Off-cycle stability update. OpenH support sandboxed. Improved search experience through the location bar. Slimmer and faster JavaScript strings. Search suggestions on the Firefox Start about:home and new tab about:newtab pages. Improved reliability of the session restoration. Azerbaijani [az] locale added.

Proprietary window. DOMMatrix interface implemented. Cubic-bezier curves editor. Displayed which elements have listeners attached. New sidebar which displays a list of shortcuts to every media rule in the current stylesheet. Paint flashing for browser content repaints. Editable keyframes rules in the Rules section of the Inspector. CSS transform highlighter in the style-inspector. Fixed incomplete downloads being marked as complete by detecting broken HTTP1. Fixed two startup crashes with some combination of hardware and drivers. Firefox's year anniversary. Enhanced tiles.

Privacy tour introduced. Adding DuckDuckGo as a search option. Improved search bar en-US only. Firefox Hello real-time communication client. Recover from a locked Firefox process in the "Firefox is already running" dialog on Windows. Disabled SSLv3. Firefox signed by Apple OS X version 2 signature. JavaScript Template Strings Implemented. CSS3 Font variants and features control e. Highlight all nodes that match a given selector in the Style Editor and the Inspector's Rules panel.

Improved User Interface of the Profiler. Fixed: CSS transitions start correctly when started at the same time as changes to display, position, overflow, and similar properties. Desktop Official Firefox New search UI improved and enabled for more locales. Access the Firefox Marketplace from the Tools menu and optional toolbar button.

Use of tiled rendering on Mac OS X. Improved high quality image resizing performance. Improved handling of dynamic styling changes to increase responsiveness. Resource Timing API implemented. CSS filters enabled by default. Changed JavaScript 'let' semantics to match the ES6 specification.

Download Firefox Offline Installers [All Versions]

Computed view: Nodes matching the hovered selector are now highlighted. Reduced resource usage for scaled images. Fixed a potential startup crash. Fixed Kerberos authentication failure with alias. Fixed a crash on Godaddy webmail. Fixed an update failure of document. CSP had a change in behavior with regard to case sensitivity resources loading.

Locale added: Uzbek UZ. Remote option removed. No longer accepting insecure RC4 ciphers whenever possible. Shut down hangs will now show the crash reporter before exiting the program. Add-on compatibility changed. Unicode-range CSS descriptor implemented. CSSOM-View scroll behavior implemented allowing smooth scrolling of content without custom libraries. Object-fit and object-position implemented.

Isolation CSS property implemented. CSS3 will-change property implemented. Changed JavaScript 'const' semantics to conform better to the ES6 specification. Improved ES6 generators for better performance. Eval sources now appear in the Debugger. DOM Promises inspection. Inspector: More paste options in markup view. CSS gradients work on premultiplied colors.

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Fixed some unexpected logout from Facebook or Google after restart. Fixed a startup crash with EMET. Fixed the Hello contact that may become inactive until restart. Fixed print preferences that may not be preserved. Fixed Hello contact tabs that may not be visible. Fixed the WebGL that may use significant memory with Canvas2d. Option -remote has been restored.

Firefox version history - Wikipedia

Fixed a top crash. Fixed some potential crashes with Flash videos. Yandex set as default search provider for the Turkish locale. Improved protection against site impersonation via OneCRL centralized certificate revocation. Disabled insecure TLS version fallback for site security. Extended SSL error reporting for reporting non-certificate errors. Improved performance of WebGL rendering on Windows. Added support for CSS display:contents. IndexedDB now accessible from worker threads. New Inspector animations panel to control element animations. New Security Panel included in Network Panel.

Added logging of weak ciphers to the web console. Off-cycle stability and security update. Desktop Fixed start-up crash due to graphics hardware and third party software. Fixed stability issues for some graphics hardware and feature sets. Security fixes. Android Fixed an issue related to the "request desktop site" feature. Ruby annotation support. Base for the next ESR release. Improved page load times via speculative connection warmup. WebSocket now available in web workers. BroadcastChannel API implemented. Optimized-out variables are now visible in Debugger UI.

How to download old mozilla firefox -- Mozila Firefox -- Tech School--

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. Fixed a problem in which users who import cookies from Google Chrome can end up with broken websites. Fixed a problem that large animated images may fail to play and may stop other images from loading. Android Fixed a crash on start-up on devices for which Firefox does not support Android hardware acceleration. Implementation of Reader View. Share the active tab or window in a Hello conversation.

Fixed a problem that would cause Firefox to stop painting when switching tabs. Fixed graphics performance when using the built-in VGA driver on Windows 7. Fixed various stability fixes. Desktop Off-cycle update. Fixes bugs in Firefox Note: This release is only available from the Mozilla archives. Fixed: Firefox may crash during mp4 video playback. Fixed branded Firefox application that does not open URLs in system default browser. Fixed significant memory leak with GreaseMonkey add-on.

Fixed ESRs that would not build on hppa platform. Off-cycle graphite2 library update. Disabled Graphite font shaping library. Support for 'switch' role in ARIA 1. Support for new Unicode 8. 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 on 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.

Editors' Review

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. Improve performance for IPv6 fallback to IPv4. Fixed 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. Fixed a regression that could lead to Flash not displaying has been fixed.

Update to NSS 3. 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 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. 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. 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. Fixed Kannada text that does not display properly in built-in pdf viewer. Fixed mozalloc. Fixed a startup crash with some combination of hardware and drivers. Fixed a segmentation fault in the GStreamer support Linux only. Fixed a startup crash when using DisplayLink Windows only. Fixed an issue that the selection in a select combox box using the mouse could be broken on some sites.

Fixed an issue that some search partner codes were missing. Ability to set a profile picture for your Firefox Account. Firefox Hello now includes instant messaging. SVG images can be used as favicons. Improved box-shadow rendering performance. WebRTC now requires perfect forward secrecy. WARP is disabled on Windows 7. Updates to image decoding process. Support for running animations of 'transform' and 'opacity' on the compositor thread. Added support for the transform-origin property on SVG elements.

Network requests can be exported in HAR format. Screenshots a node or element from markup view with the Screenshot Node context menu item. Pseudo-Class panel in the Inspector. Fixed potential hangs with Flash plugins. Fixed a regression in the bookmark creation. Fixed a startup crash with some Intel Media Accelerator graphic cards. Fixed a graphic crash, occurring occasionally on Facebook. Control Center that contains site security and privacy controls. Indicator added to tabs that play audio with one-click muting.

Top 5 Contributors

Improved ability for applications to monitor and control which devices are used in getUserMedia. Login Manager improvements: Improved heuristics to save usernames and passwords. Improved performance on interactive websites that trigger a lot of restyles. Implemented ES6 Reflect. Support for ImageBitmap and createImageBitmap. Viewing HTML source in a tab. Asynchronous call stacks now allow web developers to follow the code flow through setTimeout, DOM event handlers, and Promise handlers. CSS filter presets in the Inspector. Improved API support for m4v video playback.

Firefox bit for Windows is now available via the Firefox download page. Users can choose search suggestions from the Awesome Bar. On-screen keyboard displayed on selecting input field on devices running Windows 8 or greater. Firefox Health Report has switched to use the same data collection mechanism as telemetry. Markup view shows indicators for pseudo-classes locked for elements.

Binding F1 key to open the settings when the toolbox is focused. New 'Use in Console' context menu item in Inspector to store selected element in a temporary variable. Search button next to overridden CSS properties to find similar properties in the rules view. Ability to filter styles from their property names in the rules view. Stack traces are now shown for exceptions inside the console. Added ability to display server-side logs in the console. Ability to choose resolution for the GCLI screenshot command.

Subresource integrity allows developers to make their sites more secure. Network requests in Console now link to Network panel instead of opening in a popup. Unprefixed 'hyphens' property is now supported. The 'transform-origin' property is now supported on SVG elements.

Animation inspector now displays animations in a timeline. Fixed an issue in which the Eyedropper tool does not work as expected when page is zoomed. Various security fixes. Desktop Off-cycle security and stability update. Improved the decoding of some videos on YouTube on some Windows configurations. Re-enabled SHA-1 certificates. The last version to support HTTP cookie prompts. Enabled H. In the animation-inspector timeline, lightning bolt icon next to animations running on the compositor thread.

Screenshot commands allow user choice of pixel ratio in Developer Tools. Fixed an issue where Windows XP and Vista screensaver doesn't disable when watching videos. To support unicode-range descriptor for webfonts, font matching under Linux now uses the same font matching code as other platforms. Use of a SHA signing certificate for Windows builds, to meet new signing requirements.

Firefox has removed support for the RC4 decipher. Stricter validation of web fonts. On-screen keyboard support temporarily turned off for Windows 8 and Windows 8. Right-clicking on a logged object in the console to store it as a global variable on the page. Visual tools for Animation:. Visually modify the cubic-bezier curve that drives the way animations progress through time. Discover and scrub through all CSS animations and transitions playing on the page.

Visual tools for Layout and Styles: Display rulers along the viewport to verify size and position and use the measurement tool to easily detect spacing and alignment problems. Use CSS filters to preview and create real-time effects like drop-shadows, sepia, etc.. 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. A jump to function definitions in the debugger with Cmd-Click.

The rule view now displays styles using their authored text, and edits in the rule view are now linked to the style editor. Changes during Nightly releases This and newer versions erase the cookie permissions database of any previous Firefox version. Allows spaces in cookie names. Requires NSS 3. Fixed a crash in cache networking.


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Fix for using WebSockets in service worker controlled pages. Shipment for the Gecko SDK. 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. Introduces a new preference network. Guarani [gn] locale added. Tab Groups Panorama feature removed. Ability to filter snapshot output in memory tool. Fine-tuning 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. Web Speech synthesis API. ES6 Classes. Fix for a regression causing search engine settings to be lost in some context. Fix for an issue which could cause the list of search provider to be empty. Fix for a regression when using the location bar. Fix for some loading issues when Accept third-party cookies : was set to Never. Fix for a web compatibility regression impacting the srcset attribute of the image tag. Fix for a crash impacting the video playback with Media Source Extension.

Fix for a regression impacting some specific uploads. Desktop Fix for a regression with the copy and paste with some old versions of some Gecko applications like Thunderbird. Android Last release for Android 3. Fixed add-on signing certificate expiration. Fixed a graphics-related shutdown crash. Fixed service worker update issue.

Fixed a build issue when jit is disabled. Fixed a page loading issue related to antivirus software. Searched a plugin issue for various locales. Limited Sync registration updates. Add-ons relying on it will stop working. The browser. The Firefox click-to-activate plugin whitelist has been removed.

Detect Websense to protect users from a startup crash. We've got your back. Process separation e10s is enabled for some of you. Like it? Let us know and we'll roll it out to more. Add-ons that have not been verified and signed by Mozilla will not load. Categories: Firefox. The wikiHow Tech Team also followed the article's instructions and validated that they work. Learn more Go to the Firefox install guide. This page has information on how you can download an old version of Firefox. Since the link to access the page with old versions of Firefox is constantly updated, you'll have to access it from this page.

Scroll down to the "I still want to downgrade" section. It's about halfway down the page. Click Directory of other versions and languages. This link is below the yellow Firefox warning box that's in the "I still want to downgrade" section. Clicking it will take you to a list of all Firefox versions. Select a version number.


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Click a number on this page to go to the download page for that version of Firefox. For example: you would click Select your operating system's folder. If you don't know your computer's bit number, check it first. Select the language folder. The list on this page is abbreviated regional languages. Select the one that matches your region. Click the download link.