Firefox 3.6 is now available for download via the getfirefox.com site. Please note at this time if you want Firefox 3.6 you will need to manually download and install this version. A Major Update (Firefox 3.5.X to 3.6.X) likely won’t be coming out until sometime after the Firefox 3.5.8 release in mid-February.
Note: It is recommend once you have downloaded Firefox 3.6 to remove Firefox 3.5 before installing. You may bring your current profile over from Firefox 3.5 to the new version.
Firefox 3.0 users Mozilla is going to ending support and updates after the 3.0.18 release in mid-February. Firefox 3.5 will continue to be updated for the next 6-months (or so) or until Firefox 3.7/4.0 is released later this year.
Need help tweaking Firefox 3.6? Be sure to check out the Firefox Extension Guru’s Wiki.
For more details about the new Firefox 3.6 features be sure to visit Mozilla Links.