Samsung SM-G9287C User Manual page 146

Settings
Registering fingerprints
1
On the Settings screen, tap Lock screen and security → Fingerprints → Add
fingerprint.
2
Place your finger on the Home key.
3
After the device detects your finger, lift it up and place it on the Home key again.
Repeat this action by moving your finger upwards or downwards until the fingerprint is
registered.
4
When a screen appears requesting to register a backup password, enter the backup
password, and then tap CONTINUE.
5
Enter the backup password again to verify it, and then tap OK.
You can use the backup password instead of scanning your fingerprints.
6
When a fingerprint lock pop-up window appears, tap SET. You can use your fingerprints
to unlock the screen.
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