Stick in a sim card from a different carrier and try it out. Note: chavxxx's post of selecting ' Load default NV' DID NOT work for me.Ĭongratulations, your phone is now unlocked.

The button lights for menu and back should come on, and the phone will auto reboot in a few seconds. In 'NV REBUILD' screen, select Restore Back-up Now you are in the 'NV REBUILD' screen, you should see the following text:

Press the menu button and select 'Back', and you're in the 'DEBUG SCREEN' screenįinally, press the menu button and select 'Back', and you're back in the 'UMTS MAIN MENU' screen Press the menu button and select 'Back', and you're in the 'PHONE CONTROL' screen Now press the menu button and select 'Back'Īgain, press the menu button and select 'Back', and you're back in the 'NETWORK LOCK' screen Your current cell phone is currently network unlocked. Now touch the first line SHA256_ENABLED_FLAG If the phone doesnt prompt for the network unlock code again it means the phone is unlocked. In 'NETWORK LOCK', select PERSO SHA256 OFF

Goto phone dailer, and enter *#27663368378# for the debug service menu.

T mobile network unlock code