Originally Posted by dankarlinski
Wirelessly posted (White and Nerdy)
Options > advanced > sim card. Type mepd. What does it say next to network?
Thats to verify it is unlocked. He can make calls on tmobile so we already know its unlocked....
if you set the apn in the options to (i forget att's apn) and it still wont register you need to call tmobile and make sure it is not attatched to a BIS for any account.