[Galaxy S III I9305 (4G LTE + 2GB RAM) Q&A, Help & ] Yousef Khashaba:
I'M NOT RESPONSIBLE IF YOUR PHONE GOT BRICKED, DO THIS AT YOUR OWN RISK!

ROOTING (CUSTOM RECOVERY + SUPERSU)​

MAKE SURE YOUR PHONE’S 80% CHARGE OR ABOVE!!!

1)	Download Odin.

LINK: https://www.dropbox.com/s/fivpr9btf6667hr/Odin 3.07.rar?dl=0

Download “philz_touch_6.26.6-i9305.tar”

LINK: http://goo.im/devs/mskip/recovery/samsung_galaxy_s3/philz_touch_6.26.6-i9305.tar.md5/

2)	Unzip Odin to your desktop.

Copy the “philz_touch_6.26.6-i9305.tar” to the same directory.

3)	Make sure your phone is in DOWNLOAD MODE.

Power OFF your phone if you haven't done so.

Press Volume Down + Home Button + Power Button.

You will see a screen saying “Warning!”

Just ignore what it says and PRESS the Volume Up button.

4)	Now, connect the phone to your Windows computer/laptop.

Connect the USB cable to your phone first then to your computer.

Let it detect your phone.

5)	If Kies is running on your pc shut it down.

6)	Open the Odin application.

7)	In the Message Box (located at the bottom left corner of Odin), you should see "Added!!" there.

8)	Choose PDA button and select the "philz_touch_6.26.6-i9305.tar".

9)	Now, click on START. Your phone will be flashed and reboot when it is finished.

10)	After rebooting, copy “UPDATE-SuperSU-v2.02” to your SD Card.

LINK: http://download.chainfire.eu/452/SuperSU/UPDATE-SuperSU-v2.02.zip

11)	Power it off again.

12)	Put the phone in recovery mode.

Hold down Power, Volume Up and Home when the device is turned off and unplugged and release once you see the Samsung logo.

13)	After that you can flash the “UPDATE-SuperSU-v2.02” to be ROOTED to any firmware.

UN-ROOTING USING PC ODIN​

MAKE SURE YOUR PHONE’S 80% CHARGE OR ABOVE!!!

1)	Make sure your phone is in DOWNLOAD MODE.

Power OFF your phone if you haven't done so.

Press Volume Down + Home Button + Power Button.

You will see a screen saying “Warning!”

Just ignore what it says and PRESS the Volume Up button.

2)	Now, connect the phone to your Windows computer/laptop.

Connect the USB cable to your phone first then to your computer.

Let it detect your phone.

3)	Extract both files (Odin & Stock Rom) to your Desktop.

Double-click on the Odin executable file and it’ll launch.

4)	In the Odin, click on PDA tab and select the Stock Firmware file you extracted to your Desktop.

5)	Make sure only Auto Reboot and F. Reset Time boxes are checked in the Odin.

6)	Click on Start button in the Odin and leave the rest of the work on the tool.

Your device should reboot once flashing’s done.

7)	You have successfully un-rooted your S3!

USING MOBILE ODIN​

1)	Ensure you’re having root access using “Root Checker”.

2)	Copy the Stock Firmware file to your SD Card.

3)	Install Mobile Odin APK and open it.

4)	Choose “Open File…”

5)	Navigate to where you put the Stock Firmware and choose it.

6)	Now scroll down till you see “Ever Root” and uncheck it.

7)	Now tap “Flash Firmware”, you’re phone will restart and start flashing.

8)	After flashing is done it’ll reboot.

9)	You have successfully un-rooted your S3!

Credit goes to [MENTION=4750891]SeyMedia[/MENTION] for original aid, I just made this into a tutorial. Good Luck!:good: