See what’s new in Firefox!

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 complete list of changes in this release.


Firefox for Android Release

June 10, 2014

Version 30.0, first offered to Release channel users on June 10, 2014

We'd also like to extend a special thank you to all of the new Mozillians who contributed to this release of Firefox!


  • Add web content to home page panels using Home Feeds Add-On

  • Add Quickshare buttons to Context menu

  • Locales added: Belarusian [be], Argentine Spanish [es-AR], Mexican Spanish [es-MX], Indonesian [id], Latvian [lv], Malay [ms]


  • After MP4 video playback, video can not be played again (1005622)

  • TypedArrays don't support new named properties (see 695438)

  • Ignore autocomplete="off" when offering to save passwords via the password manager (see 956906)

  • Various security fixes


  • Disallow calling WebIDL constructors as functions on the web


  • Support for alpha option in canvas context options (feature description)

  • Error stack now contains column number

  • ES6 array and generator comprehensions implemented (read docs for more details)

  • Use of line-height allowed for <input type="reset|button|submit">

  • background-blend-mode enabled by default

  • Mute and volume available per window when using WebAudio

  • Fixes to box-shadow and other visual overflow (see bug 480888)

Developer Information


  • Does not start on Android L preview (see 1030897)

  • Thick lines on some pages (see 1014333)