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 system requirements of this release.


Firefox for Android Release

January 13, 2015

Version 35.0, first offered to Release channel users on January 13, 2015

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


  • Bing search now uses HTTPS for secure searching

  • Improve Mozilla's geolocation service by sharing your wi-fi and cellular signals. Enable this feature by opening the Settings menu and in the "Mozilla" section check the "Mozilla Location Services" option under Data Choices.

  • Search dialog added to network error pages

  • Use Android Download manager to keep track of downloaded files

  • Improved handling of dynamic styling changes to increase responsiveness

  • Some devices now have the ability to view search activity by swiping up or from the search widget


  • Reduced resource usage for scaled images

  • Files downloaded in private browsing mode are now viewable in the download manager

  • Various security fixes


  • Moved synced tabs from the tabs tray to a home panel


  • Computed view: Nodes matching the hovered selector are now highlighted

Developer Information


  • Resource Timing API implemented

  • CSS filters enabled by default

  • Added support for the CSS Font Loading API

  • Changed JavaScript 'let' semantics to conform better to the ES6 specification


  • MP3 audio will not play on Android L