Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR 64-bit

Download Firefox ESR 32-bit

Download a different build

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR
Firefox Privacy Notice
Get Mozilla VPN

Firefox 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.

101.0.1 Firefox Release

June 9, 2022

Version 101.0.1, first offered to Release channel users on June 9, 2022

Fixed

  • Fixed Firefox clearing the clipboard when closing on macOS (bug 1771823)

  • Fixed a compatibility issue causing severely impaired functionality with win32k lockdown enabled on some Windows systems (bug 1769845)

  • Fixed context menus not appearing when right-clicking Picture-in-Picture windows on some Linux systems (bug 1771914)

  • Various stability fixes

Get the most recent version

All Firefox downloads