Samsung SM-T395 User Manual page 131

Settings
4
Hold the device with the screen facing towards you and look at the screen.
5
Position your face inside the circle on the screen.
The camera will scan your face.
When a face lock pop-up window appears, tap ON to use your face to unlock the screen.
If unlocking the screen with your face is not working properly, tap Remove face data
to remove your registered face and register your face again.
Unlocking the screen with face recognition
You can unlock the screen with your face instead of using a pattern, PIN, or password.
On the Settings screen, tap Lock screen and security → Face Recognition.
1
2
Unlock the screen using the preset screen lock method.
3
Tap the Face unlock switch to activate it.
If you want to reduce the possibility of recognizing faces in photos or videos, tap the
Faster recognition switch to deactivate it. This may decrease the face recognition
speed.
4
On the locked screen, look at the screen.
When your face is recognized, you can unlock the screen without using any additional
screen lock method. If your face is not recognized, use the preset screen lock method.
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