In this page you will find the instructions to root Samsung Galaxy S2 GT-I9100G (running on android 2.3.4, 2.3.5, 2.3.6, 4.0.4, 4.1.2, 4.2.2, 4.4) using Root Genius Application on Windows Computer.
Requirements: If you are using any Antivirus Application on your computer then disable it first then after follow the below tutorial.
Step 1: Download and install Samsung Galaxy S2 GT-I9100G USB driver on your computer.
Step 2: Enable USB Debugging on your Samsung Galaxy S2 GT-I9100G Smartphone. To enable USB debugging, Open Settings > Developers Option > USB Debugging > Tick to Enable.
(Developers Option is hidden for Android 4.2.2 or above, to show this option Go to Settings > About Phone > Built Number (Tap on it for 5-8 times).
Step 3: Download and Open Root Genius Application on your Windows Computer.
Step 4: Once Root Genius Application is launched, connect your smartphone to the computer (with USB Debugging enabled).
Step 5: Once Your Smartphone is connected successfully to the computer, Root Genius will automatically detect your Device.
Step 6: Now, Click on the “Root Now” button to begin the rooting process.
Step 7: Now, Root Genius will automatically “Root” your Samsung GT-I9100G smartphone and install the KingUser Application.
Step 8: Now your smartphone is Rooted. To check whether your phone is rooted correctly, open Applications Menu, there you will be able to see a new app installed, called KingUser. If this app exist then it means you have successfully rooted your device.
Optional: You can also verify the root status of your device by using the Root Checker Application.
[*] No data loss process: Your Samsung Galaxy S2 GT-I9100G Phone Data like contacts, pictures, videos, music and etc will be not affected with this method.
[*] Warranty Void: Your Samsung Galaxy S2 GT-I9100G Device Warranty may be Void after following the above tutorial.
[*] How to unroot: To unroot your Device, Open KingUser on your Device > Settings > Remove Root Permission.
[*] Credits: Root Genius Application is created by shuame (Developer). So, full credit goes to them for sharing the root tool for free.