Model: C150 (AT&T), C530
- Insert an unauthorized SIM Card and turn ON your phone
- The display will show “Change SIM” and Left Soft Key will be labeled “Unlock”
- Press Left Soft Key – A “Password” box will appear
- Enter Unlock Code
- Press “OK” – Center Soft Key
- The device will display “rebooting” and then power cycle
- The device is now unlocked
Model: All other model (method 1)
- Insert an authorized SIM Card and turn ON your phone
- Enter *#865625#
- A SIM Unlock Menu will appear
- Press OK
- Enter Unlock Code
- Re-enter Unlock Code
- The phone will display Unlock Process Complete
- Press OK
- The phone is now unlocked
Model: All other model (method 2)
- Insert an unauthorized SIM Card and turn ON your phone
- A SIM Unlock Menu will appear
- Enter Unlock Code
- The phone will display Unlock Process Complete
- The phone is now unlocked