Firefox 20.0.1 is now available as a free download for Windows. Mac, and Linux are staying on Firefox 20.0, released last week, all downloads are available from
http://www.mozilla.org/firefox/new/.
As always, we recommend that users keep up to date with the newest version of Firefox for the latest features and fixes.
The release notes for Firefox 20.0.1 are available at
http://www.mozilla.org/en-US/firefox/20.0.1/releasenotes/. Firefox 20.0.1
is also now available for Android. The associated release notes are available at
https://www.mozilla.org/en-US/mobile/20.0.1/releasenotes/index.html.
-Lukas Blakk
Release Manager at Mozilla
p.s. my apologies, a Firefox 20 release announcement was sent last week but completely disappeared without a trace. I didn't re-send, knowing 20.0.1 was impending.