Mozilla Firefox

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Mozilla Firefox
Software Details:
Version: 49.0 updated
Upload Date: 1 Oct 16
Developer: Mozilla
Distribution Type: Freeware
Downloads: 19
Size: 83202 Kb

Rating: 3.3/5 (Total Votes: 3)

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Mozilla Firefox is a fast, full-featured Web browser. Firefox includes pop-up blocking, tab-browsing, integrated Google search, simplified privacy controls, a streamlined browser window that shows you more of the page than any other browser and a number of additional features that work with you to help you get the most out of your time online.

What is new in this release:

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

What is new in version 42.0:

New: share Hello URLs with social networks
New - project Silk: smoother animation and scrolling (Mac OS X)
New: support for 'switch' role in ARIA 1.1 (web accessibility)
New: SafeBrowsing malware detection lookups enabled for downloads (Mac OS X and Linux)
New: support for new Unicode 8.0 skin tone emoji

What is new in version 38.0.1:


  • Google Maps may render incorrectly in some cases
  • Stability fixes for select graphics hardware and feature sets
  • Various security fixes

What is new in version 37.0.1:

  • Disabled HTTP/2 AltSvc
  • Start-up crash due to graphics hardware and third party software
  • Various security fixes

What is new in version 36.0.1:

  • Disable the usage of the ANY DNS query type (1093983)
  • Fixed a startup crash with EMET (1137050)
  • Hello may become inactive until restart (1137469)
  • Print preferences may not be preserved (1136855)
  • Hello contact tabs may not be visible (1137141)
  • Accept hostnames that include an underscore character ("_") (1136616)
  • WebGL may use significant memory with Canvas2d (1137251)
  • Option -remote has been restored (1080319)
  • Fix a top crash

What is new in version 35.0.1:


  • With the Enhanced Steam extension, Firefox could crash (1123732)
  • Fix a potential startup crash (1122367)
  • Kerberos authentication did not work with alias (1108971)
  • SVG / CSS animation had a regression causing rendering issues on websites like (1083079)
  • On Godaddy webmail, Firefox could crash (1113121)
  • document.baseURI did not get updated to document.location after base tag was removed from DOM for site with a CSP (1121857)
  • With a Right-to-left (RTL) version of Firefox, the text selection could be broken (1104036)
  • CSP had a change in behavior with regard to case sensitivity resources loading (1122445)

What is new in version 35.0:

  • Firefox Hello with new rooms-based conversations model
  • New search UI improved and enabled for more locales
  • Access the Firefox Marketplace from the Tools menu and optional toolbar button
  • Built-in support for H264 (MP4) on Mac OS X Snow Leopard (10.6) and newer through native APIs
  • Use tiled rendering on OS X
  • Improved high quality image resizing performance
  • Improved handling of dynamic styling changes to increase responsiveness
  • Implemented HTTP Public Key Pinning Extension (for enhanced authentication of encrypted connections)
  • Added support for the CSS Font Loading API
  • Resource Timing API implemented
  • CSS filters enabled by default
  • Changed JavaScript 'let' semantics to match the ES6 specification
  • Support for inspecting ::before and ::after pseudo elements
  • Computed view: Nodes matching the hovered selector are now highlighted
  • Network Monitor: New request/response headers view (more info)
  • Added support for the EXT_blend_minmax WebGL extension
  • Show DOM Properties context menu item in inspector
  • Reduced resource usage for scaled images
  • PDF.js updated to version 1.0.907
  • Non-HTTP(S) XHR now returns correct status code
  • Various security fixes

What is new in version 34.0.5:

  • Default search engine changed to Yahoo! for North America
  • Default search engine changed to Yandex for Belarusian, Kazakh, and Russian locales
  • Improved search bar (en-US only)
  • Firefox Hello real-time communication client
  • Easily switch themes/personas directly in the Customizing mode
  • Wikipedia search now uses HTTPS for secure searching (en-US only)
  • Implementation of HTTP/2 (draft14) and ALPN
  • Recover from a locked Firefox process in the "Firefox is already running" dialog on Windows
  • Disabled SSLv3
  • Proprietary window.crypto properties/functions re-enabled (to be removed in Firefox 35)
  • Firefox signed by Apple OS X version 2 signature
  • ECMAScript 6 WeakSet Implemented
  • JavaScript Template Strings Implemented
  • CSS3 Font variants and features control (e.g. kerning) implemented
  • WebCrypto: RSA-OAEP, PBKDF2 and AES-KW support
  • WebCrypto: wrapKey and unwrapKey implemented
  • WebCrypto: Import/export of JWK-formatted keys
  • matches() DOM API implemented (formerly mozMatchesSelector())
  • for workers implemented
  • WebCrypto: ECDH support
  • WebIDE: Create, edit, and test a new Web application from your browser
  • Highlight all nodes that match a given selector in the Style Editor and the Inspector's Rules panel
  • Improved User Interface of the Profiler
  • console.table function added to web console
  • CSS transitions start correctly when started at the same time as changes to display, position, overflow, and similar properties
  • Various security fixes

What is new in version 33.1.1:

Fixed startup crash.

What is new in version 33.1:

  • Forget Button added
  • Enhanced Tiles
  • Privacy tour introduced
  • Adding DuckDuckGo as a search option

What is new in version 33.0.2:

Fix a startup crash with some combination of hardware and drivers

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