Samsung Galaxy S8 - Manual (Page 43)

Learn About Your Device 36
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Face unlock when screen turns on: Unlock
your phone with face recognition as soon as the
screen turns on.
Fingerprint Scanner
Use fingerprint recognition as an alternative to
entering passwords in certain apps.
You can also use your fingerprint to verify your identity
when logging in to your Samsung account.
Note: Fingerprint recognition uses the unique
characteristics of each fingerprint to enhance the
security of your device. The likelihood of the fingerprint
sensor confusing even small areas of two different
fingerprints is very low. But in rare cases, the sensor
may recognize a fingerprint that is similar to a
registered fingerprint.
Register a Fingerprint
To use your fingerprint to unlock your device, you must
set a pattern, PIN, or password. You can register up to
three fingerprints.
1. From a Home screen, swipe up to access Apps.
2. Tap Settings > Lock screen and security >
Fingerprint scanner.
3. Follow the prompts to register your fingerprint.
Fingerprint Verification
Fingerprint verification can be applied to several
features of your device.
1. From a Home screen, swipe up to access Apps.
2. Tap Settings > Lock screen and security >
Fingerprint scanner for the following options:
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To rename a fingerprint, tap the fingerprint,
enter a new name, and then tap Rename.