Samsung Galaxy A8 2018
Android 7.1
Turn your phone on and off
Before you can turn on your phone, you need to insert your SIM into your phone.
1. 1. Turn on your phone
Press and hold On/Off until your phone is turned on.
2. 2. Enter your PIN
If you're asked to key in your PIN, do so and press OK.
3. 3. Turn off your phone
Press and hold On/Off until a pop-up menu is displayed.
Press Power off.
Press Power off.