Galaxy S III

UnRoot & Manual Update Galaxy S3 I9305 with Official Jellybean 4.1.2 XXBME3 Firmware – Guide

Samsung Galaxy S3 I9305 smartphone can now be un rooted. Once the device is unrooted, the warranty can be reclaimed. Let’s check out on how you can un root the device by applying the official firmware which is released by Samsung. Before we proceed on to check on what are the instructions to apply this firmware update, you need to follow the list of quick pre requisites which we have summed up below. To unroot the device, the simplest process to do is to apply the official firmware update which was rolled out by Samsung Electronics. This firmware which we will be talking about is the official firmware and is dubbed as XXBME3 Jellybean 4.1.2 Firmware.


Quick Pre Requisites:

  • Create a backup of all your data with the help of below mentioned steps. Though, you can back up the data with KIES as well, we recommend you to backup manually with the help of below mentioned steps as sometimes KIES refuses to detect the device.

SMS – Use “SMS Backup & Restore app”,
Contacts – Sync with the Gmail application,
Call Log – Call Log and Restore
Images, Songs, Videos, Files – Copy to internal / External SD Card,
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names

  • From the path “Settings > Development Options > USB debugging” enable the USB Debugging Mode. Minimum charge left in your phone is 30% or else there is a risk of device getting turned off in the middle of rooting process.

Disclaimer: Follow all the instructions mentioned in this article as if there is any damage caused due to not following instructions then we shall not be held liable or responsible. Just in case if you face any issues then we will try our level best to address the same.

Assuming that you are done with all the above mentioned steps, you can now proceed to the next page where we have mentioned the detailed guide on how to apply with this firmware update.

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