Originally Posted by OhWhyMe
Are you a legit at&t customer? If you are you should be able to put your phone into dfu mode and have itunes find you phone and install the new firmware. If you search on here you should be able to find the instructions on how to do that exactly.
Good luck
He stated that he was unlocked. unless he can get boot neuter to work and downgrade the firmware, he's screwed.
It's a hell of a leap from 1.1.2 to 2.1. He needed to do more reseach before updating.