Hello I plugged in my iphone to itunes and it asked to update software, and when i Did that it refuses to work and itunes says unsupported sim, contact dealer, anyone got any ideas as to a solution, please.
Do not make duplicate threads.
You shouldnt have
I think you have to jailbreak it again but im not that knowledgeable regarding the iphone
Dude ur fone si not dead it has just been re-locked to AT & T, follow the instructions from these sites:
dont be alarmed unlocking is a very simple and easy process