world frist j710fn ver 7.0 letest security 1 january 2018 repair n patch done

no one like z3x right now .thx to z3x team

REPAIR INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Fill values what you need to repair.
6. Press 'Repair' button.
7. Press 'Patch Certificate' if you have network problem after repairing.
8. Press 'Reset EFS' if you need to reset it.
Be carefully, do not perform this without necessity. Backup will be created automatically.

Repair DRK (Use it if you have DRK damaged (phone stuck on boot)):
1. Power on the phone in download mode (turn off phone, hold vol.down + Camera + Power).
2. Connect the phone to PC with USB cable, install drivers if needed.
3. Press 'Repair DRK' button.

Operation: Repair
Selected model: SM-J710F
Software version: 31.0

If you are looking for 'Repair Network' function then you should use 'Patch Certificate'

Waiting ADB device... OK
Reading phone info...
Model: SM-J710F
Android version: 7.0
Product code: SM-J710FZDUINS
Phone version: J710FXXU4BRA2
PDA version: J710FXXU4BRA1
CSC version: J710FODD4BRA1
CSC country code: India
CSC sales code: INS
HW version: MP 0.400
Phone SN: RZ8HC0Y52LY
Chip name: EXYNOS7870
Modem board: SHANNON315
Security patch: 2018-01-01
RF cal date: 20161215
IMEI: 35430208205xxxx
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating... OK
Writing zTool... OK
Initialization zTool... OK
Running zTool, please wait...
Start... OK
Initialization... OK
Generate and check client proof... OK
Verify proof by client... OK
Reading data... OK
HWID: 67 04 00 00 00 00 00 00 00 00 00 00 E5 BE E9 6B
Calculating... OK
Repairing... OK
Writing NV data... OK
Rebooting phone... OK
Repair done

Done with Samsung Tool PRO v.31.0


REPAIR INSTRUCTIONS:
Phone must be rooted!
If the software can't root the phone automatically,
then you must root your device manually.
1. Power on the phone.
2. Tap 7 times on 'Build number' in 'Settings'-'About phone' to enable 'Developer options',
go to 'Settings'-'Developer options' and enable 'USB debugging'.
3. Connect the phone to PC with USB cable, install drivers if needed.
4. Select device in ADB settings.
5. Fill values what you need to repair.
6. Press 'Repair' button.
7. Press 'Patch Certificate' if you have network problem after repairing.
8. Press 'Reset EFS' if you need to reset it.
Be carefully, do not perform this without necessity. Backup will be created automatically.

Repair DRK (Use it if you have DRK damaged (phone stuck on boot)):
1. Power on the phone in download mode (turn off phone, hold vol.down + Camera + Power).
2. Connect the phone to PC with USB cable, install drivers if needed.
3. Press 'Repair DRK' button.

Operation: Patch Certificate
Selected model: SM-J710F
Software version: 31.0

Waiting ADB device... OK
Reading phone info...
Model: SM-J710F
Android version: 7.0
Product code: SM-J710FZDUINS
Phone version: J710FXXU4BRA2
PDA version: J710FXXU4BRA1
CSC version: J710FODD4BRA1
CSC country code: India
CSC sales code: INS
HW version: MP 0.400
Phone SN: RZ8HC0Y52LY
Chip name: EXYNOS7870
Modem board: SHANNON315
Security patch: 2018-01-01
RF cal date: 20161215
IMEI: 35284807162xxxx
Checking Super user right... true
Reading NV data... OK
Checking NV data... OK
Reading data... OK
Detecting MODEM... OK
Reading MODEM... OK
Calculating... OK
Writing zTool... OK
Initialization zTool... OK
Rebooting phone... OK
Patching CERT check... done

Done with Samsung Tool PRO v.31.0

for root go here
http://forum.gsmhosting.com/vbb/f777.../#post13048875