![background image](http://html1.mh-extra.com/html/samsung/sm-a516uzkaatt/sm-a516uzkaatt_user-manual_4086005010.webp)
Lock or unlock your device
Use your device’s screen lock features to secure your device. By default, the device
locks automatically when the screen times out. For more information about screen
locks, see
Side key
Press to lock.
Press to turn on the
screen, and then swipe
the screen to unlock it.
Getting started
10
Devices and software are constantly evolving — the illustrations you see here are for reference only.