Download This ==>
Samsung-SM-J710F-TWRP3-2.tar Credit (vaibhavpandeyvpz)
And
Download This ==>
BETA-SuperSU-v2.68-20160228150503.zip Credit (CFauto root)
Flow This Procedure
Code:
Extract & downloaded All Necessary file to your desktop to the extracted folder.
Now turn off your Galaxy SM-J710FN and press and hold the Volume Down + Home + Power keys at the same time for 2-3 seconds to boot your phone into the Download mode.
Release the keys as soon as you see a blue screen with exclamation sign and press the Volume Up key.
When your phone gets into the Download/Odin mode, open the Odin folder and launch the Odin v3.xxx as administrator.
Now connect your Galaxy SM-J710FN to your computer using a USB cable.
The ID:COM port on Odin will be highlighted in blue as soon as your device is detected.
Click the AP button in Odin and add the twrp-xxx file to
Then Click the Options tab in Odin and uncheck Auto-Reboot.
Now click the Start button to trigger TWRP installation.
When TWRP is installed and you get PASS! message in Odin. Disconnect the USB cable if you wish to. However,
if you want to copy the SuperSU and no-very-opt-encrypt zip files over MTP, stay connected to PC.
Now press and hold the Volume Down + Home + Power buttons at the same time and immediately swap to Volume Up as soon as the screen goes blank/black while still pressing the Home and Power keys.
Keep the 3 keys pressed until you get into TWRP Recovery.
At this point, you will reach the screen asking if you want to allow system modifications. Just ignore the warning.
Now tap Reboot> Recovery.
Your SM-J710FN will get into TWRP mode again.
Now connect your phone (while booted in TWRP mode) to your PC and transfer and SuperSU-v2.68.zip files using MTP mode (via USB cable).
When it’s flashed, go back and tap Reboot> Recovery.
When your phone reboots into TWRP recovery, tap Install again and install SuperSU-v2.68.zip this time.
The SuperSU is flashed, go back to TWRP main menu and tap Reboot System.
Done! The first boot might take awhile so don’t panic and wait patiently.
After one time set will be restarted then run normally, your Root Success.