Although not offically released for another two days, you can grab the final version of Firefox 12 from Mozilla's FTP servers using the links below. This is the first version of Firefox to feature the new Mozilla Maintenance Service which enables Firefox to update itself without displaying UAC prompts. Google Chrome-style background updates will be added to Firefox 14.

Changelog (Full Changelog / Release Notes)

  • NEW: Windows: Firefox is now easier to update with one less prompt (User Account Control)
  • NEW: Page Source now has line numbers
  • CHANGED: Line breaks are now supported in the title attribute
  • CHANGED: Improvements to "Find in Page" to center search result
  • CHANGED: URLs pasted into the download manager window are now automatically downloaded
  • DEVELOPER: The column-fill CSS property has been implemented
  • DEVELOPER: Support for the text-align-last CSS property has been added
  • DEVELOPER: Experimental support for ECMAScript 6 Map and Set objects has been implemented
  • FIXED: OS X: WebGL performance may be degraded on some hardware

Download Links

en-GB (15.4MB):
en-US (15.6MB):

Mac OS X
en-GB (29.9MB):
en-US (30.1MB):

Linux (32-bit)
en-GB (17.0MB):
en-US (17.2MB):

Linux (64-bit)
en-GB (18.7MB):
en-US (18.9MB):

The Extended Support Release (currently v10.0.3) and can be downloaded from here.


N.B. The version number "issue" has been beaten to death many many many many many many many times before. I think it is safe to say that this particular horse is well and truly dead. If it gets mentioned again I will have to call the RSPCA!