1. Find "Security & location"
Slide two fingers down the display starting from the top edge of your mobile phone.
Press the settings icon.
Press Security & location.
2. Create phone lock code using your fingerprint
Press Set up screen lock.
Press the required phone lock code and follow the instructions on the display to create an additional phone lock code.
Press the required setting.
Press DONE and key in the selected phone lock code.
Press Add fingerprint.
Press START and follow the instructions on the display to create the phone lock code using your fingerprint.
Press DONE when your fingerprint has been registered.
3. Deactivate use of phone lock code
Press the return icon.
Press Screen lock.
Key in the current phone lock code and press None.
Press YES, REMOVE.
4. Return to the Home screen
Press the home icon to end the session and return to the Home screen.