AT&T Samsung Galaxy S3 I747 subscriber get ready for official Android 4.1.1 Jelly Bean ride. Samsung now rolled out very first Android 4.1.1 Jelly Bean firmware for AT&T (USA) Galaxy S3 I747 – I747UCDLK3. This firmware build upgrade your Galaxy S3 I747 from Android 4.0.4 ICS to Android 4.1.1 Jelly Bean. That ultimately means, you can now enjoy various Jelly Bean features including smoother interface, advanced voice recognition and search functionality, better keyboard, improved and actionable notifications area. This I747UCDLK3 Android 4.1.1 Jelly Bean firmware update available over Kies but if you unable to update via that then read through this article for a manual update. So, finally you now able to get rid of Android 4.0.4 ICS and move on even better Android version which is Android 4.1.1 Jelly Bean.
In this article we will guide you to install I747UCDLK3 official firmware update in Galaxy S3, model number I747. For this, we will use a tool called ODIN that will help us to flash the stock 4.1.1 firmware in Galaxy S3 I747. However, in this process you may lose all your existing installed apps and personal settings. You should follow this guide carefully to properly backup your data that you can restore later.
Android 4.1.1 UCDLK3 Firmware Details:
This tutorial is only for Galaxy S3, model number I747. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About phone. 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 flash Jelly Bean UCDLK3 Android 4.1.1 official firmware update for Galaxy S3 I747.
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