Samsung Galaxy C9 Pro Manual page 123

Settings
Registering fingerprints
1 On the Settings screen, tap Lock screen and security → Fingerprints.
2
Unlock the screen using the preset screen lock method.
If you have not set a screen lock method, create one.
3
Place your finger on the Home key.
4
After the device detects your finger, lift it up and place it on the Home key again.
Repeat this action by moving your finger upwards or downwards until the fingerprint is
registered.
When a fingerprint lock pop-up window appears, tap ENABLE to use your fingerprint to
unlock the screen.
Deleting fingerprints
You can delete registered fingerprints.
On the Settings screen, tap Lock screen and security → Fingerprints.
1
2
Unlock the screen using the preset screen lock method.
3
Tap EDIT.
4
Tick fingerprints to delete and tap REMOVE.
123