HOW TO: Install Amestris Android 4.1.2 Jelly Bean on Samsung Galaxy S3 I9300


Today we will tell you step by step guide to Install Amestris Android 4.1.2 Jelly Bean on Samsung Galaxy S3 I9300. This tutotial is only for Samsung Galaxy S3 I9300. If you have installed custom rom’s on Galaxy S3 I9300 then this will be easy for you. Check out the Following steps.



Important Things:

  • This Tutorial is only for Galaxy Note N7000  , do not try it on any other device.
  • Since this is official ROM, installing this will cause you the Root of your device, you have to Root your device again.
  • ClockworkMod recovery must be installed.
  • Make sure to back up all your important data.
  • Samsung KIES will not detect you device after the installation.

Download Android USB Driver:

Android USB Driver’s for Samsung Galaxy s3 I9300

Installation Steps:

  1. First Download Amestris Android 4.1.2 ROM on your computer.
  2. Connect your device with computer with USB cable.
  3. Now copy Android 4.1.2 Zip file to your root of SD card.
  4. Turn off your device and disconnect it from computer.
  5. Now get into recovery mode. ( On your device pressing and holding Volume Up + Home + Power buttons together.)
  6. Now your are in recovery mode perform full wipe data by selecting “ wipe data/factory reset” use power button to select it.
  7. Now, perform a cache wipe by selecting “wipe cache partition”.
  8. Now goto main recovery screen and select install zip from SD card”.
  9. Select “choose zip from sdcard” select Android 4.1.2 zip file that you have copied in your SD card. Confirm the installation.
  10. After the installation process is done go back to main menu and select “ reboot system now”.

Reboot will take 5 mins. To confirm that Amestris Android 4.1.2 Jelly Bean is installed on your device.Go to Settings > About phone to verify.


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Hassan Raza is a freelance blogger who is passionate about writing. He frequently writes on SEO, Technology and social media related topics. His favorite site is Crackerpie, which he also happens to work for. He is a social media addict and can be actively found on twitter.

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One Response to “HOW TO: Install Amestris Android 4.1.2 Jelly Bean on Samsung Galaxy S3 I9300”

  1. Kandis Smyth says:

    No Ravi I want to Completely Remove Windows And Install CentOS Is There Anyway to Save my Data.

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