Learn How To Root The Samsung Galaxy S3
Mostly people waiting for Galaxy S3 release, but the guys over XDA has already achieved the root access on the smartphone. Samsung doesn’t care what you do with your device once you’ve paid for. Here, for your information, a step by step guide to root your Samsung Galaxy S III, thanks to recognized XDA developer Chainfire. The rooting guide is just for Galaxy S3 running firmware XXALE8, so before you proceed first check the device firmware number from Setting>About Phone.
Your device battery should be charged, disable all system tools such as Samsung KIES, antivirus, firewall program, please make a backup of your device data such as SMS, internet setting, contacts music files etc because the below procedure may wipe data, you can sync your contacts with Gmail account and for messages use SMS apps, lastly use file expert app to backup apps and lastly turn the USB Debugging on, to do so just tap Menu> Settings> Application> Development.
DISCLAIMER: Please proceed the below guide at your own risk, Android Egis will not be held responsible if your device lost data or get damaged following this guide, the guide is just for educational purpose.
Step #1: Download the XXNEEALE8 Insecure Kernel to your PC, and unzip into a folder.
Step #2: Download the Odin 1.85 to your PC and unzip it too.
Step #3: Open the folder where you’ve unzipped the Odin and run it.
Step #4: Click on PDA button in Odin and select the .tar file that you’ve got in first step.
Step #5: Turn your smartphone off.
Step #6: Reboot the smartphone into download, to do it, hold down Volume down and power/lock buttons, when the screen turn on press volume up to enter into download mode.
Step #7: Plug the device to the PC using USB cable, Odin will detect the device by turning the color of ID:COM box into yellow.
Step #8: Click on start button to start rooting, once it done the device will reboot.
Step #9: The root kernel lets adb root commands, but don’t install super user access, so download the sgs3-root-install and unzip it. Then with adb running, run the install.bat and after a reboot, your device is completely rooted.
That’s it, you’re done.
Credited via: XDA