Firefox ESR 91.9.1 is released

[Dianna Smith]

Hello,

We are pleased to announce that the Firefox ESR 91.9.1 release is now
available for download at:
https://www.mozilla.org/firefox/organizations/all/

As always, we recommend that users keep up to date with the newest version
of Firefox ESR for the latest stability and security fixes.

Release notes for Firefox 91.9.1esr are available at:

https://www.mozilla.org/firefox/91.9.1/releasenotes/

Thanks,

Dianna Smith
Firefox Release Manager