Samsung has just released an Android 4.0.4 Ice Cream Sandwich XXALHB firmware for the Samsung Galaxy S Duos and available in Germany but non-German users can also install the firmware manually on their Galaxy S Duos via Odin.

Here’s step by step guide to learn how to upgrade Samsung Galaxy S Duos to Android 4.0.4 Ice Cream Sandwich via XXALHB official firmware via Odin.

Make sure you’re using Windows PC and USB phone drivers are installed on your PC. Disable all system tools such as Samsung KIES, antivirus, firewall program, please make a backup of your device data such as SMS, internet setting, contacts music files etc because the below procedure may wipe data, you can sync your contacts with Gmail account and for messages use SMS apps, lastly use file expert app to backup apps, and turn the USB Debugging on, to do so just tap Menu> Settings> Application> Development.

DISCLAIMER: Please proceed the below guide at your own risk, Android Egis will not be held responsible if your device lost data or gets damaged following this guide.

Instructions

Step #1: Download the XXALHB firmware to your PC.

Step #2: Download Odin3 v3.04 to your PC.

Step #3: Unzip both .zip files into a folder.  

Step #4: Open the folder where you’ve unzipped above file and run Odin3 v3.04.exe.

Step #5: Turn the device off.

Step #6: Reboot the device into download mode by holding down volume down and power button.

Step #7: Once you’re in download mode plug the device to PC using USB cable. Odin will detect the device, ID:COM will turn yellow and a message saying ADDED will appear. (Note: If Odin doesn’t detect the device, make sure that USB drivers are properly installed on your computer).

Step #8: Click on PDA Button and.tar.md5 file from the folder where you’ve unzipped firmware file in the step 3. (Note: Don’t make any change, just make sure that re-partition is unchecked).

Step #9: Click on Start button to start installation, once the installation done, your device will reboot itself and you’ll see message saying PASS (Note: If Odin refuse to install the update and show message FAIL, or get stuck, close the Odin and unplug device, then pull out battery from the device for a few seconds. Then put the battery back to the device and reboot into download mode. Then install the firmware again.

Step #10: Unplug your phone from the PC.

That’s it, you’re done enjoy!

Via: XDA

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