Samsung SM-N770F User Manual page 24

Basics
• Ensure that the fingerprint recognition sensor area at the bottom centre of the screen
and your fingers are clean and dry.
• If you bend your finger or use a fingertip, the device may not recognise your fingerprints.
Press the screen so that your fingertip spreads over the wide surface of the fingerprint
recognition area.
Registering fingerprints
1
Launch the Settings app and tap Biometrics and security → Fingerprints.
2
Read the on-screen instructions and tap Continue.
3
Set a screen lock method.
4
Place your finger on the fingerprint recognition sensor. After the device detects your
finger, lift it up and place it on the fingerprint recognition sensor again.
Repeat this action until the fingerprint is registered.
5
When you are finished registering your fingerprints, tap Done.
You can check whether your fingerprint is registered by tapping Check added
fingerprints.
Unlocking the screen with your fingerprints
You can unlock the screen with your fingerprint instead of using a pattern, PIN, or password.
1
Launch the Settings app and 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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