my unlock request was approved , the instructions say I have to backup & restore the phone
Or change sim
I don't have another sim and plan to use at&t for a while longer before I switch to T-Mobile , do I really need to restore my iPhone for the unlock to work ?
Or change sim
I don't have another sim and plan to use at&t for a while longer before I switch to T-Mobile , do I really need to restore my iPhone for the unlock to work ?