This Root has been tested on Hong Kong firmware version AQA2
-Enable developer options (Tap 7 times on build number)
-Enable OEM unlock
-Disable Samsung reactivation lock
-Download Crom services from galaxy app store, open it and unlock bootloader, You will loose waranty !!
-Download stock AQA2 rom just in case ... from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUUnNFaWFtZXVnTVk/view?usp=sharing
-Download Odin latest version
-Download TWRP Recovery from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUVTJ5ZkRaZGtlZDQ/view?usp=sharing
-Copy TWRP on sd card (NOT internal memory)
-Download SuperSU from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUYzE5TkxDSVdlakU/view?usp=sharing
-Start phone in download mode (Switch off , then hold volume down + home button and power button) then press volume up to enter recovery mode
-Flash TWRP with Odin in PDA mode
-Enter in TWRP recovery at FIRST BOOT (important)
-TWRP will be in chinese, don’t tap on anything just swipe . Set language to english. Format data (wipe ) 2 times (important).
-Install su from sd card. Reboot.
DONE !!
Do this steps on your risc.
Source : Gfan.com&ministryofsolutions.com
-Enable developer options (Tap 7 times on build number)
-Enable OEM unlock
-Disable Samsung reactivation lock
-Download Crom services from galaxy app store, open it and unlock bootloader, You will loose waranty !!
-Download stock AQA2 rom just in case ... from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUUnNFaWFtZXVnTVk/view?usp=sharing
-Download Odin latest version
-Download TWRP Recovery from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUVTJ5ZkRaZGtlZDQ/view?usp=sharing
-Copy TWRP on sd card (NOT internal memory)
-Download SuperSU from this link >>> https://drive.google.com/file/d/0Bzwq8_00PhMUYzE5TkxDSVdlakU/view?usp=sharing
-Start phone in download mode (Switch off , then hold volume down + home button and power button) then press volume up to enter recovery mode
-Flash TWRP with Odin in PDA mode
-Enter in TWRP recovery at FIRST BOOT (important)
-TWRP will be in chinese, don’t tap on anything just swipe . Set language to english. Format data (wipe ) 2 times (important).
-Install su from sd card. Reboot.
DONE !!
Do this steps on your risc.
Source : Gfan.com&ministryofsolutions.com