C
coolmoney
Guest
pls help i have upgraded my iphone 3g to firmware 3.1.3 with baseband 5.12 but a friend help me to unlock it and in the process downgrade the firmware to 3.1.2 but the baseband still remain the same and if i put sim it shows no service. pls i need complete tutorial on how to make my iphone work well again. thanks to all that care.