Root Galaxy S II i9100 on Android 2.3.3

Samsung’s Galaxy S II is the most powerful Android phone in the market today. Already winning five-star reviews from users and critic, Galaxy S II has dived well into the developer valley. Now that developers at XDA and other places have started modding ROMs for S II, users will have more freedom to access their phone’s true potential.

Here’s a quick guide on how you can root your Samsung Galaxy S II for the win. Remember, perform the steps at your own risk. Rooting may brick your phone and void your warranty. Don’t blame us later on.

Root Galaxy S II i9100 on Android 2.3.3

Requirements:

• A Samsung Galaxy S II phone, obvious!
• A Windows PC
• USB Data Cable
• Odin Downloader app
• XWKDD kernel file (do not extract the .tar file)
• SuperOneClick app

Steps to follow:

1. To start, connect your phone to your Windows PC using the USB data cable. Put the device in the USB Debugging Mode. To do that, go to Settings >> Applications >> Development and select USB Debugging.

2. Reboot your phone in the Flash mode. To do that, turn off your phone and press the Volume Down, the Home and the Power button together.

3. Now start the Odin Downloader on your PC. Wait for a few seconds. The Odin Downloader software will show you a device connected. Select the options “Auto reboot” and “F. Reset Time”. Leave the rest untouched.

4. Now click the PDA button and select the file XWKDD_insecure.tar which you downloaded earlier. Select the START button. Now the Odin Downloader will flash the kernel on your device. Wait for a reboot, do not disconnect the data cable.

5. After the reboot, leave the phone connected via the USB cable. Now start the SuperOneClick app on your Windows PC and select the ROOT option there. Wait for a success message. You’re done!

6. Reboot your phone. It’s rooted!

Update: One Click Root tool for Galaxy S II