You can unlock your phone with just a touch of your finger. Set up your fingerprint ID for extra security. Note: Only Nokia 3.2 32 GB supports this feature.
Add a fingerprint
Tap Settings > Security & Location > Fingerprint. If you don’t have screen lock set up on your phone, tap Set up screen lock.
Select which backup unlocking method you want to use for the lock screen and follow the instructions shown on your phone.