Offline
Para este modelo no hay que hacerle root solo activar depuración y con z3x darle read codes y listo solo espera q que termine te arroja los códigos los ingresas y listo en caso de no aceptarlos o de dar erro código incorrecto hacerle har reset y listo solo verifica que no tenga cuenta antes de hacerle el hard reset listo probado aquí les dejo
Searching Samsung modem... detected COM192
Reading phone info... OK
Model: SM-J120AZ
AP version: J120AZTUU2APJ2
CSC version: J120AZAIO2APJ2
CP version: J120AZTUU2APJ2
Product code: SM2J120AZKZAIO
Phone SN: R58HC53VKWW
Unique number: CFN00996ED639B3
Reading IMEI... OK
IMEI: 35641xxxxxxx (SIGN: OK)
Checking hash file... OK
Reading data from phone... OK
Modem board: SHANNON308
HWID: DC E8 52 66 CA 36 B3 1D 1A C4 65 6C 63 E2 8C 46
Reading NV data... OK
Checking NV data... OK
Calculating... OK
Please wait, calculating codes... OK (time - 00:00:16)
Freeze code: 97090282
NET lock: 73586308
SUB lock: 00000000
SP lock: 00000000
CP lock: 00000000
SIM lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool PRO v.27.7
Searching Samsung modem... detected COM192
Reading phone info... OK
Model: SM-J120AZ
AP version: J120AZTUU2APJ2
CSC version: J120AZAIO2APJ2
CP version: J120AZTUU2APJ2
Product code: SM2J120AZKZAIO
Phone SN: R58HC53VKWW
Unique number: CFN00996ED639B3
Reading IMEI... OK
IMEI: 35641xxxxxxx (SIGN: OK)
Checking hash file... OK
Reading data from phone... OK
Modem board: SHANNON308
HWID: DC E8 52 66 CA 36 B3 1D 1A C4 65 6C 63 E2 8C 46
Reading NV data... OK
Checking NV data... OK
Calculating... OK
Please wait, calculating codes... OK (time - 00:00:16)
Freeze code: 97090282
NET lock: 73586308
SUB lock: 00000000
SP lock: 00000000
CP lock: 00000000
SIM lock: 00000000
For check lock status: *#7465625#
Done with Samsung Tool PRO v.27.7