Firefox has releases its new stable version 12. They has released this final version just after 5 weeks of Firefox 11 which is also available on my site. There are 6 Beta versions of Firefox 12. Although there is nothing to get excited about this Final version of Mozilla Firefox. 

Here’s an overview of the new in Firefox 12 below:

- 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 – 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 – Various security fixes

- Fixed – Some TinyMCE-based editors failed to load (739141)

- Fixed – OS X: WebGL performance may be degraded on some hardware (713305)

Link download:

Linux
http://download.mozilla.org/?product=firefox-12.0&os=linux&lang=en-US
http://www.mozilla.org/en-US/products/download.html?product=firefox-12.0&os=linux&lang=en-US

Mac OS X
http://download.mozilla.org/?product=firefox-12.0&os=osx&lang=en-US
http://www.mozilla.org/en-US/products/download.html?product=firefox-12.0&os=osx&lang=en-US

Windows [8, 7, Vista, XP]
http://download.mozilla.org/?product=firefox-12.0&os=win&lang=en-US
http://www.mozilla.org/en-US/products/download.html?product=firefox-12.0&os=win&lang=en-US