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Security 
•  Screen lock: Lock the screen with long press, face unlock, 
pattern, PIN, or password. See Personalizing – Protecting 
Your Phone With Screen Locks. 
•  Improve face matching: Have your face captured in 
different conditions to improve face matching. This option is 
available when face unlock is enabled. 
•  Liveness check: Check this option to require eye blink 
while unlocking the screen with face unlock. This option is 
available when face unlock is enabled. 
•  Make pattern visible: Show the pattern as you draw it. This 
option is available when unlock pattern is set. 
•  Automatically lock: Set the time needed for the lock 
protection to be activated after the screen turns off. This 
option is available when face unlock, unlock pattern, PIN or 
password is set. 
•  Power button instantly locks: Lock protection is activated 
immediately when you press the Power Key. This option is 
available when face unlock, unlock pattern, PIN or 
password is set. 
•  Vibrate on touch: Vibrate as you draw the pattern or enter 
the PIN/password to unlock the phone. This option is 
available when face unlock, unlock pattern, PIN or 
password is set. 
•  Owner info: Set the text that you may display on the lock 
screen.