it was many time done
Operation: Patch Certificate
Selected model: SM-J710F
Software version: 27.7
Waiting ADB device... Ok
Reading phone info...
Model: SM-J710F
Android version: 6.0.1
Product code: SM-J710FZDDXSG
Phone version: J710FXXU1APCD
PDA version: J710FXXU1APD7
CSC version: J710FOJV1APD7
CSC country code: UAE
CSC sales code: XSG
HW version: MP 0.300
Phone SN: RF8H635MN8B
Chip name: EXYNOS7870
Modem board: SHANNON315
RF cal date: 20160630
IMEI:
Checking Super user right... true
Reading NV data... Ok
Checking NV data... Ok
Detecting MODEM... Ok
Reading MODEM... Ok
Calculating... Ok
Writing zTool... Ok
Initialization zTool... Ok
Rebooting phone... Ok
Patching CERT check... done
or nv file
SM-J710F_RF8H635MN8B_23-1-2017_20-54-32_nv_data - Download - 4shared