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

August 10, 2021

Version 91.0, first offered to Release channel users on August 10, 2021

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


  • New installs will see a “Set Firefox as your default browser” message on their notification pane. Learn more

  • Added eBay Search to help users with their shopping needs.


  • Password fields no longer automatically start with capital letter with the Samsung keyboard

  • Various security fixes


  • In order to improve tab navigation, the default layout of the tabs tray was changed from List View to Grid View.

  • The default autoplay setting has been updated to Blocking Audio Only.

  • Opting out of telemetry will now also erase all previously collected usage data.

Get the most recent version

All Firefox for Android downloads