Install Official XXBLL5 Android 4.1.2 Firmware On Galaxy S3 I9305

Samsung has released XXBLL5 Android 4.1.2 Jelly Bean firmware update for German Galaxy S3 I9305 users. The latest firmware update brings Android 4.1.2 features such as multi-view (multi-windows multitasking), new gallery app, smart rotation, page buddy and more.

Firmware Details:

Country: Germany (T-Mobile)
PDA: I9305XXBLL5
CSC: I9305DTMBLL4
Version: 4.1.2
Regions: UK, Spain, France, Germany, Austria, Hungary, Belgium, Italy

The guide mentioned below is only for Galaxy S3 I9305 and is not compatible with any other device. To know the model number of your device go to Settings >> About Phone.

We cannot be held liable of any damage done to your device while following the below mentioned procedure.

Galaxy S3

Install official XXBLL5 Android 4.1.2 firmware on Galaxy S3 I9305

Take a complete backup of data,apps and settings as the procedure may wipe your data.

Make sure that the battery of device has a minimum charge of 60%.

Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.

Download Kies Software to install drivers.

Download XXBLL5 Android 4.1.2 firmware (I9305XXBLL5_I9305DTMBLL4_DTM.zip) update on Galaxy S3 I9305 and Odin (Odin307.zip).

Extract the Firmware file which you have downloaded in above step. You will get “.tar” file along with other files.

Extract Odin to get “Odin3 v3.07.exe” file.

Switch off device.

Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.

Switch off device.

Boot device into download mode. Press and hold Volume Down, Home, Power till device turns on and then press Volume Up to enter download mode.

Connect device to computer using USB cable. Odin will detect your device and ID:COM will turn yellow and a message appears saying “Added”. Re-install drivers if Odin fails to detect device.

Click on “PDA button” in Odin and navigate to select “.tar″ file which you have downloaded.

In Odin make sure that “Auto Reboot” and “F.Reset Time” are selected and “Re-Partition” check box is unchecked.

Click on Start button in Odin to start flashing Android 4.1.2 firmware. When flashing is complete you will get a PASS message.

Disconnect device from your computer and let it boot automatically.

XXBLL5 Android 4.1.2 firmware for Galaxy S3 I9305 is installed. You can check firmware version by going to Settings >> About Phone.

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