Firefox 3.5.3 and PortableFirefox 3.5.3

Firefox 3.5.3 now available for download according to Into Windows.

For those using the portable version, Portableapps.com, says not to use the the auto-updater due to a bug.

http://portableapps.com/support/firefox_portable#upgrading
“To upgrade to a newer version of Firefox Portable, just install a new copy of Firefox Portable right over your old one. All your data will be preserved. At this time, please don’t use the auto-updater due to a bug.”