How to Install XXDLH7 Android 4.1.1 on Galaxy S3 I9300 Jelly Bean Official Firmware

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Samsung Galaxy S3 has been getting a new Android 4.1.1 Jelly Bean leak every other day. The latest I9300XXDLH7 is now available for download. This is a test firmware by Samsung and has been leaked online. The final Jelly Bean for Galaxy S3 I9300 is almost a week away which is expected to be announced at IFA. You can now download and install XXDLH7 Android 4.1.1 on Galaxy S3 I9300, Jelly Bean software update using the tutorial below.

As you continue reading below, we will guide you through the entire process of installing XXDLH7 Android 4.1.1 on Galaxy S3 I9300 using ODIN. Don’t forget to backup all your data as given below. You do not need to have ClockworkMod recovery to install this firmware. Let’s continue with the tutorial.

Samsung Galaxy S III - Pebble Blue

Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We (TeamAndroid.com) or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial ;-)

Android 4.1.1 XXDLH7 Firmware Details:

PDA: I9300XXDLH7
CSC: I9300OXADLH7
Version: 4.1.1
Date: 2012-08-24
Regions: Austria, Belgium, France, Germany, Hungary, Italy, Spain, United Kingdom

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Make sure you have installed all your USB drivers for the Samsung Galaxy S III to connect it with the computer. Download Samsung Galaxy S3 USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.

1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging. (optional, when updating via ODIN).

2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.

3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:

Data can also be backed up using Samsung KIES for their devices, but if you backup data manually, you get more options what top choose from and it is very easy to move data across Android devices from different manufacturers, i.e moving Samsung Galaxy Note backup data to HTC One X.

4. Your phone should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.

Now, let’s proceed with the tutorial on the next page and update Galaxy S3 I9300 to XXDLH7 Android 4.1.1 official firmware.