78.10.0
Firefox ESR

April 19, 2021

Version 78.10.0, first offered to ESR channel users on April 19, 2021

Fixed

unresolved

  • Some purchased video content may not play correctly due to a recent Widevine plugin update (bug 1705138). This is fixed in Firefox ESR 78.10.1 and later releases.

All Firefox ESR downloads