•Password: Enter a password with at least four characters, numbers, or symbols to unlock the screen.
•None: Do not set a screen lock method.
•Fingerprints: Register your fingerprints to unlock the screen. Refer to Fingerprint recognition for more information.
You can set your device to perform a factory data reset if you enter the unlock code incorrectly several times in a row and reach the attempt limit. On the Apps screen, tap Settings →Lock screen and security →Secure lock settings and tap the Auto factory reset switch to activate it.
Always On Display
You can always view information, such as the clock or calendar, or control music playback on the screen when it is turned off.
You can also check new notifications, such as messages or missed calls.
This feature may not be supported by some devices.
Opening notifications when the screen is off
When you receive message, missed call, or app notifications, notification icons will appear on the screen even when it is turned off.