Taki7610
Unlock_GSM

Selected model: I337
Selected port: COM22 Z3X BOX Serial Port
Selected port speed: 115200
Searching ADB device...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SAMSUNG-SGH-I337
Android version: 4.4.2
Product code: SGH2I337ZKMATT
Phone version: I337UCUFNB1
PDA version: I337UCUFNB1
CSC version: I337ATTFNB1
IMEI: Unknown
Phone S/N: R38F301ACEV
Checking Super user right... true
Backuping MMCBLK... OK
Checking phone at COM22
Backuping NVM... OK
Writing data to phone... error
Done with Samsung Tool v.17.5
Selected model: I337
Selected port: COM22 Z3X BOX Serial Port
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: SAMSUNG-SGH-I337
Android version: 4.4.2
Product code: SGH2I337ZKMATT
Phone version: I337UCUFNB1
PDA version: I337UCUFNB1
CSC version: I337ATTFNB1
IMEI: Unknown
Phone S/N: R38F301ACEV
Checking Super user right... true
Backuping MMCBLK... OK
Writing data to phone... OK
Rebooting phone... OK
Waiting phone... OK
Bypass MSL... OK
Unlocking... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.17.5