How To Update AT&T Galaxy S3 I747 To Android JB 4.2.2 | Slim Bean Build 2 Stable Rom

How To Update AT&T Galaxy S3 I747 To Android JB 4.2.2 | Slim Bean Build 2 Stable Rom

AT&T Galaxy S3 I747 has got a lot of ports (Roms) as of now, but this Rom is pretty unique from others. Slim Bean Rom is lightest of all the Roms and the Build 2 version of this Rom is the most stable Rom for AT&T Galaxy S3 I747 as of now. Slim Bean Rom comes with almost all the features of Android 4.2.2 which are added to Android 4.1.2 for more advance user experience. Below is a very easy to follow tutorial to successfully update your AT&T Galaxy S3 I747 to Android Jelly Bean 4.2.2 via Slim Bean Build 2 Rom.

Before You Proceed–>>

  • This tutorial is strictly intended for Samsung AT&T Galaxy S3 with model number I747 . Using this tutorial on any other device or any other variant of Samsung AT&T Galaxy S3 may brick your device.
  • Before you proceed make sure that your device is rooted and you have a recovery image like ClockworkMod recovery installed on your phone.
  • Ensure that you have USB drivers for your device installed on your PC. If you don’t then click here.
  • Enable USB Debugging mode. Go to Options > Applications > Development > USB Debugging.
  • Backup all your personal information on your device.
    Use AppBak to backup all your apps.
    Use SMS Backup and Restore to backup messages.
    You can backup your contacts using gmail .

How To Update AT&T Galaxy S3 I747 To Android JB 4.2.2 | Slim Bean Build 2 Stable Rom

  1. Initially you need to download the Android Jelly Bean 4.2.2 SlimBean build 2 Rom file and save the zip file to a convenient folder on your PC.
  2. Now download Google Apps and save it to a convenient folder as well.
  3. Connect your device to your PC via USB cable.
  4. Now copy the file to your phone’s SD card. It is recommended that you copy the file in the root folder of your SD card.
  5. Now turn off your phone and unplug the USB cable and boot your phone into Recovery mode.
  6. You can boot your device in recovery mode by pressing and holding together Volume Up ‘+ ‘ Power ‘ +’Home’ buttons and when you see the recovery mode screen, release these buttons.
    Note-
    Use volume keys to navigate through menu and Power key to select an option while you are in recovery mode.
  7. In ClockworkMod Recovery Mode select ‘ Wipe data/Factory reset and confirm on the next screen by pressing power button.
  8. Then select ‘ Flash ZIP From SD Card ‘ and then select Choose ZIP From SD Card and browse to the Slim Bean Build 2 Rom file file that you copied to your device’s SD card in step 4.
  9.  Select the file and confirm by pressing power button. The installation will start.
  10. Once the installation is finished, install the google apps by following step 8.
  11. When you finish installing google apps, select Go back and select Reboot system now.
  12. Now your device will boot with the whole new Look and feel of Jelly Bean 4.2.2.

That’s it!! You have successfully updated your AT&T Galaxy S3 I747 to Android Jelly Bean 4.2.2 via Slim Bean Build 2 Custom Rom!

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About Acquin Dmello

Acquin is a Computer Engineering student, web developer, SEO learner and a dedicated Blogger. He specializes in Programming Web Applications and loves tweaking with Smartphones. Follow him on Twitter.