Update Galaxy S3 I9300 XXELLA Android 4.1.2 Official Firmware

A new Android 4.1.2 Jelly Bean updates now available in United Kingdom for Samsung Galaxy S3 I9300. Samsung recently rolled out I9300XXELLA Android 4.1.2 Jelly Bean firmware update for the said smartphone. There are basically two official ways to update your Galaxy S3 I9300 to this firmware – one is OTA and another is KIES utility. If both method don’t work for you then read through this page to learn manual process of installing I9300XXELLA Android 4.1.2 Jelly Bean firmware on Galaxy S3 I9300.

Related: How To Root Galaxy S3 I9300 XXELLA Android 4.1.2 Jelly Bean Firmware

In this article we will guide you to install I9300XXELLA official firmware update in Galaxy S3, model number I9300. For this, we will use a tool called ODIN that will help us to flash the stock 4.1.2 firmware in Galaxy S3 I9300. 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.

Key Features Of This Release:

  • Android 4.1.2 – JZO54K
  • Multi-View (Multi-Windows Multitasking, same as in Note II)
  • Page Buddy
  • New Gallery App (Same as in Note II)
  • Notification Panel (Notification Panel can now be customized)
  • Brightness Slider in Notification Panel Can Now Be Disabled
  • Smart Rotation (Screen Display adjusts to your angle of sightings)
  • Continues Input in Samsung Keyboard (Like Swipe or Android 4.2 Keyboard)
  • Paper Artist App
  • Group Cast App

Samsung-Galaxy-S3-Firmware-Update

Android 4.1.2 XXELLA Firmware Details:

PDA: I9300XXELLA
CSC: I9300OXAELLA
Version: 4.1.2
Date: 2012-12-24
Regions: Austria, Belgium, France, Germany, Hungary, Italy, Spain, United Kingdom

Warning!

This tutorial is only for Galaxy S3, model number i9300. 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.

Pre Requisites:

Backup your data first using below mentioned instructions, so that if you lost any data you can recover it easily.

SMS & Call LogUse SMS, MMS & Call Log Entries Backup & Restore App
Contacts & SettingsUse 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

Important!

  1. Make sure your device have at least 80% battery power. [How to Check Battery Percentage in Android Device]
  2. You already have USB Driver Installed for Galaxy S3 in your PC. [Download USB Driver]
  3. Make sure USB Debugging is enabled. [Guide]

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 XXELLA Android 4.1.2 official firmware update for Galaxy S3 I9300.

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