Follow the easy 6 steps to set Finger Print Lock :
- Go to settings > Password & Security
- Screen Lock > Finger Print
- If you set a pin in your phone then first confirm the pin
- Open Finger Print Unlock > Add fingerprint > confirm your pin (if the pin is set in your device)
- Add Your fingerprint
- Now Set Your Finger Print.
- Also helpful for some other tips Like, such as Connect Bluetooth Device, Cast Your Screen, Developer Mode, and Change Display Mode.