#2: Enable USB debugging, if this is not an option for you than that means you will need to switch Developer Options to 'on'.
#3: Run the Android Root on your computer, then connect your device via a USB cable. On your device, it may ask you if you want to allow USB Debugging, just click allow.
#4: Now all you have to do is click 'Root' and sit back while it does all of the work.