AT&T MOTO Z9 - Manual (Page 27)

25 basics
lock & unlock keys
When your phone is closed and on the home screen,
your keys lock to prevent accidental key presses.
To change how long your phone waits before it
automatically locks your keys: Press
s
> } Settings
> Security > Keypad Lock > Timer > a time interval or Off
To unlock your keys, press Unlock, then press OK.
Tip: Do you want to lock your keys now? In the home
screen, press Options > Lock Keypad or press and hold
*
.