How to Root Galaxy S3 GT I9305 on XXBMA3 Jellybean 4.1.2 Firmware

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Here is the rooting tutorial to root Galaxy S3 GT I9305. Once you root the device, you can then customize the device the way you want it. And also you can install the custom ROM firmwares which will be coming very shortly.

Please make a note that this procedure is only applicable for the devices which have XXBMA3 Jellybean 4.1.2 firmwares. To check the same you have to head over to the path “Settings > About Phone”.

Galaxy S3 GT I9305

DISCLAIMER : Best Android Blog would not be held responsible/liable for any damages that occur to your device by following the given below procedure. So, do everything at your own risk.

Pre requisites:

  • Initially, you need to make a backup of all your datas which was available in your mobile. So that, just in case if you lost your data you could easily recover them. But we advise you to not make a backup with the help of ROM manager because it may brick your device.
  • Then enable the USB Debugging Option in your mobile by following the path “Settings > Applications > Development > USB debugging”.
  • Then check your device battery whether it is atleast 60%; so that it won’t get switched off during the middle of the process.


  • Once downloaded, then extract both of the files in your computer and open Odin in your computer.
  • After that turn off your device so that it can be entered in the Download mode. To enter into the download mode you need to press Volume down key, Center button and holding both simultaneously press the power button after which you will get to see a green robot indicating that the device has entered into the download mode.
  • Once you entered into the download mode connect your phone to the computer while keeping Odin opened. Once you connect, you will see that the ID:COM section will turn yellow indicating that all the drivers have been successfully installed.
  • Now, click on PDA to select “CF-Auto-Root-m3-m3zh-gti9305.tar.md5” and then click on “Start” to start the process of Rooting.
  • Once the device is rooted, download the Root Checker app from the Google Play Store to check on whether the device is rooted or not. If it is not rooted, then retry the whole process again.

Congratulations! Now, you have successfully rooted your Jellybean 4.1.2 XXBMA3 firmware loaded Samsung Galaxy S3 I9305 smartphone.

About Sarvesh Darak

Sarvesh Darak is a blogger, an online marketer, a social media specialist and an Android Lover. At Best Android Blog, he writes Android news & tutorials for Android Rooting. He is the tech head and ensures that the blog keeps running at good pace. He also looks after all the SEO and promotion work. He’s from Surat, India and keep contributing regularly at the blog.

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