Flash XXUGNG3 Android 4.3 JB Official Firmware on Galaxy S3 I9300 – How to

Rafia Shaikh
Posted Aug 27, 2014
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You can now flash XXUGNG3 Android 4.3 on Galaxy S3 I9300 which is the latest official JB update for the S3. While you may be waiting for the KitKat to beautify your smartphone, it has become a very unlikely update to expect from Sammy. However, you can update the Android 4.4 KitKat latest firmware using various custom firmwares that are both stable and provide amazing performance. Here are some:

Here is the official JB update to flash on your Samsung Galaxy S3 I9300.

 

XXUGNG3 Android 4.3 Jelly Bean details:

Model: GT-I9300
Model name: GALAXY S III
Country: Germany
Version: Android 4.3
Changelist: 2713958
Build date: Wed, 16 Jul 2014 08:28:54 +0000
Product Code: DBT
PDA: I9300XXUGNG3
CSC: I9300DBTGNG2
MODEM: I9300XXUGNA8

Follow this detailed guide to flash XXUGNG3 Android 4.3 on Galaxy S3 I9300. Once you have updated, here is how to root: Root XXUGNG3 Android 4.3 Jelly Bean on Galaxy S3 I9300 – How to

Prerequisites to flash XXUGNG3 Android 4.3 on Galaxy S3 I9300:

Please check these prerequisites before going forward to the update guide.

  • Download and install USB drivers for Galaxy S3 in your computer.
  • Make sure to take backup of any important files on your smartphone.
  • Enable USB debugging option by pressing Menu > Settings > Applications. Navigate and tap on Developer Options to ensure that USB Debugging is enabled.
  • Ensure that your Samsung Galaxy S3 I9300 carries more than 70% of charge.

Steps to flash XXUGNG3 Android 4.3 on Galaxy S3 I9300:

Required files: download I9300XXUGNG3 for Galaxy S3 from here. Also, download the Odin3 v3.09 for installation from here.

Here are the steps to flash XXUGNG3 Android 4.3 on Galaxy S3 I9300 official firmware:

  • Unzip Odin on your computer and install it.
  • Unzip firmware zip file in the same folder as Odin.
  • Switch your Samsung Galaxy S3 off and boot it in Download mode: press and hold Volume Down, Power and Home buttons together.
  • Connect your smartphone with computer. When connected successfully, you will get a message in Odin saying Added!!(In case you don’t get it, try another USB port. If that doesn’t help either, then re-install USB drivers).
  • On your Odin, select files:
    • lick on AP / PDA and select file with CODE in its name.
    • Click on CP/Phone and select file with MODEM in its name – ignore if you didn’t get any such file. 
    • Click on CSC and select file with CSC in its name – ignore if you didn’t get any such file.
    • Click on PIT and select the .pit file – ignore if you didn’t get any such file. 
  • Make sure to check Auto Reboot and F.Rest Time. Check Re-Partition only if you selected the .pit file.
  • Click on Start to initiate the update process.
  • When Android 4.3 JB update installation is successfully completed, you will get a PASS message.
  • Once you see the home screen, you can disconnect your Samsung Galaxy S3 and reboot it.

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