Download CF-Root here
Run ODIN. Make sure your phone in Download Mode (Volume Down+Home+Power).
Connect the USB
Make sure DO NOT check re-partition. Load "CF-Root-XX_OXA_JVR-v4.1-CWM3RFS.tar" into PDA.
Click Start. Sit back and RELAX. You XXJVR will be ROOTED!
Good Luck... If you love reading...continue reading here
Do you want to apply lagfix/ext4?..... see you in the next post.... after the break
To give you some hint what you will get. Quadrant after lagfix on the XXJVR stock...