After installing official firmware many Galaxy S3 I9300 users look for an easy way to root it. If you recently updated your smartphone with I9300XXELLA Android 4.1.2 Jelly Bean firmware update and looking for the same then we are here to help you. Before moving further, for those who don’t know, a rooted Galaxy S3 I9300 allow you to install apps that require root permission as well as various other system tweaking task. Go through this page to obtain step-by-step rooting guide for Galaxy S3 I9300 running on I9300XXELLA Android 4.1.2 Jelly Bean firmware.
To obtain root we will flash CF-Auto-Root in your Galaxy S3 I9300 running I9300XXELLA firmware using ODIN. Flashing of which root your device. However, in this process you may lose your personal data and settings. You should follow this guide carefully to properly backup your data that you can restore later.
Rooting Information: Once your device is rooted, warranty will get void; However, you can reclaim the warranty by applying official firmware update.
To check if you successfully rooted your device or not install an app called “Root Checker” that available for download from Google PLAY store for free.
This tutorial is only for Galaxy S3 , model number I9300. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About smartphone. Also, we are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. Although, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.
Backup your data first using below mentioned instructions, so that if you lost any data you can recover it easily.
SMS & Call Log – Use SMS, MMS & Call Log Entries Backup & Restore App
Contacts & Settings – Use Android default backup options.
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”
If you follow everything that we mentioned above, you are ready to move into next page of this guide where we summed up detail instruction on how to root Galaxy S3 I9300 running I9300XXELLA Android 4.1.2 Jelly Bean firmware.
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