As part of Mozilla?s stability and security update process, Firefox 3.5.8 and Firefox 3.0.18 are now available for Windows, Mac, and Linux as free downloads.
Firefox 3.5.8 is available at http://www.mozilla.com/firefox/all-older.html
, Firefox 3.0.18 is available on the Mozilla FTP Servers
, but Mozilla strongly recommends all users upgrade to Firefox 3.6
as soon as possible.
If you already have Firefox 3.5 or Firefox 3, you will receive an automated update notification within 24 to 48 hours. This update can also be applied manually by selecting "Check for Updates?" from the Help menu.
For a list of changes and more information, review the Firefox 3.5.8 Release Notes
and the Firefox 3.0.18 Release Notes