Micro-USB cable:
1. Phone must be powered on.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3.GO TO RECOVERY... makikita mo ung option na "Enable CP Logging".
4. Reboot phone.
5. Connect USB cable, install drivers if needed.
6. Select Samsung diagnostic port in port settings.
7. Press 'Unlock' button for direct unlock.
Operation: Unlock
Selected model: SGH-I337M
Selected port: COM147 SAMSUNG Mobile USB Serial Port ,
Software version: 20.0
Reading phone info...
Reading IMEI... OK
IMEI: 355794055330996
Reading security... error
Detected new type of security
Bypassing... OK
Unlocking... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.20.0
1. Phone must be powered on.
2. Type *#0808# and select 'DM+MODEM+ADB'.
3.GO TO RECOVERY... makikita mo ung option na "Enable CP Logging".
4. Reboot phone.
5. Connect USB cable, install drivers if needed.
6. Select Samsung diagnostic port in port settings.
7. Press 'Unlock' button for direct unlock.
Operation: Unlock
Selected model: SGH-I337M
Selected port: COM147 SAMSUNG Mobile USB Serial Port ,
Software version: 20.0
Reading phone info...
Reading IMEI... OK
IMEI: 355794055330996
Reading security... error
Detected new type of security
Bypassing... OK
Unlocking... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.20.0