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.

Firefox for Android Beta

December 4, 2014

Version 35.0beta, first offered to Beta channel users on December 4, 2014


  • 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.

  • Bing search now uses HTTPS for secure searching

  • 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


  • Reduced resource usage for scaled images

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


Web Platform

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

  • Resource Timing API implemented

  • CSS filters enabled by default

  • WebSocket now available in Web Workers

  • Added support for the CSS Font Loading API


  • MP3 audio will not play on Android L

Get the most recent version

All Firefox for Android Beta downloads