Firefox for Android
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 Release

December 2, 2015

Version 42.0.2, first offered to Release channel users on December 2, 2015

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


  • Resolved MDNSD battery usage issues on some devices and some configurations (1215012)

Get the most recent version

All Firefox for Android downloads