AT&T Samsung Galaxy S3 I747 can now be updated toCyanogenMod 4.3 Jelly Bean via a custom rom.A new day, a new rom to try.CM10.2 Android 4.3 Jelly Bean Rom Nightly version is available for download.This is an new Nightly CyanogenMod 10.2 build from the last CyanogenMod build with more features and you can experience stock Android 4.3 jelly Bean on your AT&T Samsung Galaxy S3 I747 with this custom firmware.But please take care that this is an Nightly rom which means its under development stage and it might have some bugs and this is a custom ROM not any Google or manufacturer official firmware, so please do make sure your device is rooted.
In this tutorial we will guide you through how to update your AT&T Samsung Galaxy S3 I747 to Android 4.3 Jelly Bean Official Nightly Custom Firmware.But before the tutorial we should let you know some warnings and pre-requisites.
Disclaimer – All the tools, mods,firmwares oretc. mentioned below belong to their respective developers or owners.In any case while following the tutorial you do something wrong,miss a step or what soever, we vickyz.com or the developers or owners are not liable or responsible to any damage or brick of your device in any case. We are not forcing you to attempt this tutorial, its all your wish.
What’s must before proceeding forward to tutorial Download USB Drivers -
Download the latest USB drivers, so that you can connect the phone to the computer from here -
It’s always advisable to be on a safer side before trying anything on your device, so please create a backup of your devices data.So that you don’t loose your contact,messages or files.