How To: Root A Samsung Galaxy S3 I9300 That Is Running Android 4.3 XXUGNA5 Jelly Bean

Root A Samsung Galaxy S3 I9300

If you have updated your Samsung Galaxy S3 I9300 to Android 4.3 XXUGNA5 Jelly Bean, you may have noticed that you have lost root access.

In general, updating to an official firmware will remove root access from your device.  After updating, you will need to find a way to root your device again.

In this post, were going to show you how you can root a Samsung Galaxy S3 I9300 running Android 4.3 XXUGNA5 Jelly Bean.  Follow along.

Prepare your device

  1. You should only use this guide with a Samsung Galaxy S3 I9300. Check your device model by going to Settings>About.
  2. Charge the battery to around 60-80 percent.
  3. Create an EFS backup for your device.
  4. Back up important contacts, SMS messages and call logs.


Note: The methods needed to flash custom recoveries, roms and to root your phone can result in bricking your device.  Rooting your device will also void the warranty and it will no longer be eligible for free device services from manufacturers or warranty providers.  Be responsible and keep these in mind before you decide to proceed on your own responsibility.  In case a mishap occurs, we or the device manufacturers should never be held responsible.


Troubleshooting: Bootloop

There is a slight chance that, after following this guide, you might end up stuck in bootloop, if you do, this is how you get out of it.

  • Go to your custom recovery. To do so, turn your phone off then turn it back on by pressing the power, volume up and home button.
  • In custom recovery, go to advance then select the option to Wipe Devlik Cache.


  • Select the option Wipe Cache
  • a2-a3
  • Select the option Reboot System Now. This should get you out of boot loop.



  1. Download Make sure the file you download is for the Galaxy S3.
  2. Extract the downloaded zip file.
  3. Download Odin3 v3.10.
  4. Turn your phone off then turn it back on by pressing the power, volume down and home button till text appears on screen. When the text appears, press volume up.
  5. You need to have the USB drivers on your device installed. If you haven’t do so before proceeding.
  6. Open Odin, then connect your device to the PC. Your Odin port should turn yellow and the com port number should appear.
  7. Click the PDA tab and choose the file you downloaded.
  8. Check the Auto reboot option of Odin.
  9. Click the start button.
  10. Wait for the process to finish.
  11. When installation is through, your device should automatically restart and you will see the Home Screen and get a “Pass” message on your Odin. When this happens, disconnect your device from the PC.

Troubleshoot: If you see Fail

If you get a fail message on Odin instead of a pass message, this means your device has not been rooted but recovery has been installed.  To fix this go to Recovery.  Take out your battery then put it back in after three or four seconds.  Press and hold the power, volume up and home buttons until you enter recovery mode.  The rest of the installation process should automatically start up from there and your device will be rooted.


Have you rooted your device?

Share your experience in the comments box below.


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