downlode nvm file ..... and write nvm and unlock it
SM-J700F_4-9-2015_19-51-30__R28G72JN7GE_nv_data
[ 3/4/2016 3:24:00 PM ] Waiting ADB device... OK
[ 3/4/2016 3:24:00 PM ] Reading phone info...
[ 3/4/2016 3:24:00 PM ] Model: SM-J700F
[ 3/4/2016 3:24:00 PM ] Android version: 5.1.1
[ 3/4/2016 3:24:00 PM ] Product code:
[ 3/4/2016 3:24:00 PM ] Phone version: J700FXXU1AOJ2
[ 3/4/2016 3:24:00 PM ] PDA version: J700FXXU1AOJ2
[ 3/4/2016 3:24:00 PM ] CSC version: J700FOJV1AOH3
[ 3/4/2016 3:24:00 PM ] CSC country code: MALAYSIA
[ 3/4/2016 3:24:00 PM ] CSC sales code: XME
[ 3/4/2016 3:24:00 PM ] HW version:
[ 3/4/2016 3:24:00 PM ] Phone S/N: R28GC2GEEFT
[ 3/4/2016 3:24:00 PM ] Modem board: SHANNON310
[ 3/4/2016 3:24:00 PM ] RF cal date:
[ 3/4/2016 3:24:00 PM ] IMEI:
[ 3/4/2016 3:24:00 PM ] Checking Super user right... true
[ 3/4/2016 3:24:00 PM ] Writing nv data... OK
[ 3/4/2016 3:24:00 PM ] Recalculating md5... OK
[ 3/4/2016 3:24:00 PM ] Deleting backup... OK
[ 3/4/2016 3:24:00 PM ] Rebooting phone... OK
[ 3/4/2016 3:24:00 PM ] Write NV Data done