Samsung SM-M305M User Manual page 131

Settings
Deleting registered fingerprints
You can delete registered fingerprints.
On the Settings screen, tap Biometrics and security → Fingerprints.
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2
Unlock the screen using the preset screen lock method.
Select a fingerprint to delete and tap Remove → Remove.
3
Unlocking the screen with your fingerprints
You can unlock the screen with your fingerprint instead of using a pattern, PIN, or password.
On the Settings screen, tap Biometrics and security → Fingerprints.
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2
Unlock the screen using the preset screen lock method.
3
Tap the Fingerprint unlock switch to activate it.
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On the locked screen, place your finger on the fingerprint recognition sensor and scan
your fingerprint.
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