1. Find "Select screen lock"
Press Lock screen & security.
Press Select screen lock.
2. Create phone lock code using a fingerprint
Press the required phone lock code and follow the instructions on the screen to create an additional phone lock code.
Press the required setting.
Follow the instructions on the screen to create the phone lock code using your fingerprint.
Press the required settings.
3. Turn off use of phone lock code
Press Select screen lock and key in the additional phone lock code you created earlier.
4. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.