unlock iPhone 4 5.1.1 bb 04.12.01
how to unlock iphone4 5.1.1 baseband 04.12.01
Contact the carrier your phone is locked to. There is no other way to get your phone officially unlocked.
2 replies
Contact your carrier. Only the carrier the device is locked to can authorise its unlocking. Not all carriers support authorised unlocking.
unlock iPhone 4 5.1.1 bb 04.12.01