Samsung SM-G9600/DS User Manual page 196

Settings
Checking registered fingerprints
You can check whether your fingerprint is registered by placing your finger on the fingerprint
recognition sensor.
1
On the Settings screen, tap Biometrics and security → Fingerprints.
2
Unlock the screen using the preset screen lock method.
3
Tap Check added fingerprints.
4
Place your finger on the fingerprint recognition sensor.
The recognition result will be displayed.
Deleting registered fingerprints
You can delete registered fingerprints.
1
On the Settings screen, tap Biometrics and security → Fingerprints.
2
Unlock the screen using the preset screen lock method.
3
Select a fingerprint to delete and tap Remove.
Unlocking the screen with your fingerprints
You can unlock the screen with your fingerprint instead of using a pattern, PIN, or password.
1
On the Settings screen, tap Biometrics and security → Fingerprints.
2
Unlock the screen using the preset screen lock method.
3
Tap the Fingerprint unlock switch to activate it.
4
On the locked screen, place your finger on the fingerprint recognition sensor and scan
your fingerprint.
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