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Firefox 21 full changelog

Firefox 21 full changelog

Firefox 21 21.0 released May 14, 2013 (New Release)
# NEW The Social API now supports multiple providers
# NEW Enhanced three-state UI for Do Not Track (DNT)
# NEW Firefox will suggest how to improve your application startup time if needed
# NEW Preliminary implementation of Firefox Health Report
# CHANGED Ability to restore removed thumbnails on New Tab Page
# CHANGED CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bug 816298)
# CHANGED Graphics related performance improvements (bug 809821)
# CHANGED Removed E4X support from Spidermonkey
# DEVELOPER Implemented Remote Profiling
# DEVELOPER Integrated add-on SDK loader and API libraries into Firefox
# HTML5 Added support for <main> element
# HTML5 Implemented scoped stylesheets
# FIXED Some function keys may not work when pressed (833719)
# FIXED Browsing and Download history clearing needs unification to avoid confusion on clearing download history (847627)
Firefox 21 21.0b7 released May 9, 2013 (New Release)
Firefox 21 21.0b6 released May 3, 2013 (New Release)
Firefox 21 21.0b3 released Apr 21, 2013 (New Release)
Firefox 21 21.0b2 released Apr 10, 2013 (New Release)
Firefox 21 21.0b1 released Apr 5, 2013 (New Release)
* NEW Enhanced three-state UI for Do Not Track (DNT)
* NEW Firefox will suggest how to improve your application startup time if needed
* NEW Preliminary implementation of Firefox Health Report (see FAQ)
* CHANGED Ability to Restore removed thumbnails on New tab Page
* CHANGED Add-ons History API removals in Places
* CHANGED CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bugs 816298)
* CHANGED Graphics related performance improvements (bugs 809821)
* CHANGED Removed E4X support from SpiderMonkey
* DEVELOPER Implemented Remote Profiling
* DEVELOPER Integrated, Add-on SDK loader and API libraries into Firefox
* HTML5 Added support for <main> element
* HTML5 Implemented scoped stylesheets
* FIXED Some function keys may not work when pressed (833719)
Firefox 21 21.0a2 released Feb 22, 2013 (New Release)
* NEW WebRTC enabled by default
* NEW Firefox will suggest how to improve your application startup time if needed
* NEW Enhanced three-state UI for DNT
* CHANGED Ability to Restore removed thumbnails on New tab Page
* CHANGED Graphics related performance improvements (bug 809821)
* CHANGED CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none(bug 816298)
* CHANGED Add-ons History API removals in Places
* CHANGED Removed E4X support from Spidermonkey
* DEVELOPER Implemented Remote Profiling
* DEVELOPER Integrated, Add-on SDK loader and API libraries into Firefox
* HTML5 Added support for <main> element
* HTML5 Implemented scoped stylesheets
* FIXED Some function keys may not work when pressed (see 833719)
* Unresolved If you try to start Firefox using a locked profile, it will crash (see 573369)

Firefox 21 for Windows 7 - free download notice

Windows 7 Download periodically updates software information of Firefox 21 from the publisher.


Full Firefox 21 21.0 details

Download Firefox 21 21.0



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