how to unlock sim Samsung Galaxy Express 3 SM-J120A u5 binary 5
Free methode without problem
before unlock by any box supported
download room j120a u5
install new modem j120a rev 5 for repair imei
write cert write qcn in efs file + nv data
after only read code or unlock by z3x box octoplus box
for root by kingoroot click here
ENG MODEM J120AZUCU5AQJ1
