Android Rooting will void phone's warranty. We are not responsible for any damage or data loss caused to your phone. Do it on your own risk.
Make sure your phone is charged 70% at least.
Back up all your phone data.
Follow these steps:
1. Enable USB debugging : Go to Settings > About Phone , there find the About phone section & tap it 7 times continuously to unlock the Developer Option. Now back to setting menu > developer option > check USB debugging.