If you’ve grabbed the opportunity to upgrade your Samsung Galaxy S2 to Android 4.0.3 Ice Cream Sandwich build XXLPB, you’ll be happy to know that it’s also easy to root.
Android 4.0.3 XXLPB firmware is a recent unofficial update for the Samsung Galaxy S2, offering a more improved firmware compared to earlier updates. If you applied the update to your phone, you would have lost your root access, but read on to know how to regain root on your Galaxy S2.
Before you root your device, make sure to backup of all your phone data and files.
System tools such as Samsung KIES, firewall programs, and antivirus software may block your computer from communicating properly with your device. Disable such software for the meantime to ensure a successful root.
Lastly, pump-up your battery to at least 60% to keep your device running throughout the entire rooting process.
The instructions in this guide are for the Samsung Galaxy S2 GT-I9100. These may or may not work with variants. Also, the method here applies only to the Galaxy S2 running the XXLPB firmware.
If you’re ready, you may now proceed to rooting your Samsung Galaxy S2 running Android 4.0.3 build XXLPB.
After following these instructions, your Galaxy S2 will be rooted, the Superuser app will be installed, and ClockworkMod Recovery will also be flashed on your phone.
Congratulations! You have successfully rooted your Samsung Galaxy S2 with Android 4.0.3 XXLPB firmware. Superuser and ClockworkMod Recovery have also been installed in your device. You can now fully enjoy root privileges on your Galaxy S2 running Android 4.0.3 Ice Cream Sandwich XXLPB firmware.