I have just updated my iPhone to version 2.2 recently. The update process seems to be very similar to the update of the version 2.1.

All you have to do is download the official IPSW 2.2 firmware from Apple and QuickPwn 2.2. Once you have acquired those 2 files, updating your iPhone will be a very easy process:Read more...

Since upgraded to iTunes 8, I have problem syncing my applications with my iPhone. Not sure whether the problem does occur in iTunes 7 though.

Anyway the problem I had was "The application "abc" was not installed on the "Jon's iPhone" because you are not authorized for it on this computer."

The solution is very simple: Go to your iTunes, and at the top menu bar where the File, Edit, View etc.Read more...