Firefox Release

May 16, 2022

Version 100.0.1, first offered to Release channel users on May 16, 2022


  • Fixed an issue with subtitles in Picture-in-Picture mode while using Netflix (bug 1768818)

  • Fixed an issue where some commands were unavailable in the Picture-in-Picture window (bug 1768201)


  • Firefox's security sandbox now blocks access to the Win32k APIs for Content Processes on Windows (bug 1767999)

All Firefox downloads