Turn off your Galaxy S3 I9300 and after 5 seconds or when your device gives a small vibration, hold the Volume Down button + the Home key button (the middle button).Once downloaded, you now need to enter your Galaxy S3 I9300 in download mode. Download XXUGNA8 Rooting Package along with Odin from here to your computer.Procedure to Root Galaxy S3 GT I9300 on XXUGNA8 Firmware: Once you have backed up all the data in your device, you now will have to proceed to the next step where we have mentioned the detailed guide which will help you root the device. Head over to the path “Settings > Applications > Development > USB debugging” in your Samsung Galaxy S3 I9300 so as to enable the USB Debugging Mode.ĭisclaimer: We should not be held responsible in any manner for any damage happened to your Galaxy S3 I9300 due to not following the instructions mentioned in the article.Images, Songs, Videos, Files – Copy to internal / External SD Card,ĪPN and MMS Settings – Note down from the path “ Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names” All the data in your device needs to be backed up with the help of below mentioned steps manually and not with the KIES.Ĭontacts – Sync with the Gmail application,.
Manual Update Galaxy S3 GT I9300 with Official Jellybean 4.3 XXUGNA8 Firmware – Guide
Just in case if you see something else, you need to apply the firmware by following the instructions at the below mentioned link Before proceeding, make sure that your device is on the XXUGNA8 version of firmware or not from the path “Settings > More > About Phone > Firmware version” where the firmware version will be mentioned as XXUGNA8. Samsung Galaxy S3 users who have recently updated with the latest firmware version of XXUGNA8 can now be rooted so that you can now install the custom ROM firmwares and the apps which need the root access.
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