Firefox for Android Beta
Release Notes

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

21.0beta
Firefox for Android Beta

April 4, 2013

Version 21.0beta, first offered to Beta channel users on April 4, 2013

New

Changed

  • Ability to restore removed thumbnails on New tab Page

  • Add-ons <ahref="http://blog.bonardo.net/2013/01/29/add-ons-devs-heads-up-history-api-removals-in-places">History API removals in Places

  • XBL Scopes Enabled (bugs 834697)

  • CSS -moz-user-select:none selection changed to improve compatibility with -webkit-user-select:none (bug 816298)

  • Removed E4X support from Spidermonkey

  • Graphics related performance improvements (bug 809821)

Developer

Web Platform

  • Browsing and Download history clearing needs unification to avoid confusion on clearing download history

  • Some function keys may not work when pressed

unresolved

  • If you try to start Firefox using a locked profile, it will crash (see 573369)

Get the most recent version

All Firefox for Android Beta downloads