thks bác nhiều cuối cùng e đả song
Selected model: M919
Selected port: COM13 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching ADB device...
Please, allow USB debugging on phone...
Please, allow USB debugging on phone...
Please, allow USB debugging on phone... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.2
Product code: SGH-M919ZWATMB
Phone version: M919UVUFNB4
PDA version: M919UVUFNB4
CSC version: M919TMBFNB4
IMEI: 355537059964538
Phone S/N: RV1D845X64H
Checking Super user right... false
Not supported version for auto root
Done with Samsung Tool v.18.2

Selected model: M919
Selected port: COM13 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.2
Product code: SGH-M919ZWATMB
Phone version: M919UVUFNB4
PDA version: M919UVUFNB4
CSC version: M919TMBFNB4
IMEI: 355537059964538
Phone S/N: RV1D845X64H
Checking Super user right... false
Not supported version for auto root
Done with Samsung Tool v.18.2

Selected model: M919
Selected port: COM13 SAMSUNG Mobile USB Serial Port
Selected port speed: 115200
Searching ADB device... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.2
Product code: SGH-M919ZWATMB
Phone version: M919UVUFNB4
PDA version: M919UVUFNB4
CSC version: M919TMBFNB4
IMEI: 355537059964538
Phone S/N: RV1D845X64H
Checking Super user right... true
Backuping MMCBLK... OK
Writing data to phone... OK
Rebooting phone... OK
Waiting phone... OK
Reading phone info...
Model: SGH-M919
Android version: 4.4.2
Product code: Not Active
Phone version: M919UVUFNB4
PDA version: M919UVUFNB4
CSC version: Unknown
IMEI: Unknown
Phone S/N: RV1D845X64H
Bypass MSL... OK
Unlocking... OK
Reseting... OK
Unlock done
Done with Samsung Tool v.18.2