Samsung A24 User Manual page 106

Settings
Ensure that the fingerprint recognition sensor and your fingers are clean and dry.
•
If you bend your finger or use a fingertip, the device may not recognise your
•
fingerprints. Make sure to cover the entire fingerprint recognition sensor with your
finger.
In dry environments, static electricity can build up in the device. Avoid using this
•
feature in dry environments or before using the feature, discharge static electricity
by touching a metal object.
Registering fingerprints
1
On the Settings screen, tap Security and privacy → Biometrics → Fingerprints.
2
Read the on-screen instructions and tap Continue.
3
Set a screen lock method.
4
Place your finger on the Side key. After the device detects your finger, lift it up and
place it on the Side key 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.
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