Samsung Galaxy A15 - Lock or unlock your device

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. Learn more: Lock screen and security
Side button
Press to lock.
Press to turn on
the screen, and
then swipe the
screen to unlock it.
Getting started
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Devices and software are constantly evolving — illustrations are for reference only.