(The Pc must be connected to the internet to use this tool, because iroot downloads device specific files from their database to root the device)
Also, rooting voids the phone warranty.
Step 1: Enable USB Debugging on the Android Smartphone.
Step 2: Download and install iRoot Application on a Windows Computer.
Step 3: Once iRoot Application is installed on the Computer, Open It.
Step 4: Once iRoot Application is launched, connect the Android device to the computer.
Step 5: Once the Smartphone is connected successfully to the computer, iRoot will automatically detect the Smartphone.
Step 6: Now, Click on the “Root” button to begin the rooting process.
Step 7: Now, iRoot will automatically “Reboot” the Smartphone and install the SuperSU Application.
Step 8: Now the Android Device 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 SuperSU. If this app exist then it means you have successfully rooted your device.ice Model number.