Procedure to Update Galaxy S2 GT I9100 with XWLSU Jellybean 4.1.2 Firmware:
- Download XWLSU Jellybean Firmware Package from the below list for your country and Odin from here to your computer and extract both the files in your computer.
- Open Odin in your computer. Download Mode in GALAXY S2 can be entered by first turning Off the device and then hold Volume Down Rocker Key + Menu Button and then Power ON the device. Once the device is booted and you see the Download Mode Green Robot, you can release the button combos.
- Connect your device to the computer with the help of original USB cable and then you will see that the ID : COM section will turn Yellow / Green, indicating that all the drivers are installed successfully.
- Click on “PDA” to select the tar file which you got from the firmware package which is the TAR File.
- Once all the file is selected, click on “Start” to start the process of firmware update. Once the firmware update process is completed which will be mentioned in the ODIN, the Galaxy S2 device will be rebooted.
- For firmware update to be finished, it will take around 2-3 minutes for applying the update. Once the device is updated successfully, the device will be rebooted.
- As soon as you see the Language preferences or the Home Screen, you need to disconnect the device from computer and enjoy using your phone.
Note: If the device gets into the boot loop sequence or say gets stuck in the welcome screen, just re insert the battery and re follow the above instructions so as to again follow the above mentioned instructions.
Do let us know in the comments section just in case if you face any issues in the process of firmware update in the comments section as we will try our level best to sort out the same. For all those who have updated their phone with the XWLSU Jellybean 4.1.2 firmware, we will also come out with the rooting process.
