Turning your device off and on is called "restarting" your device. Restarting your device is a common first step in troubleshooting any device issues. No saved information will be lost during a restart.
1.
To turn on the phone, press and hold the Power button.
2.
To turn off the phone, press and hold the Power button.
3.
Tap Power off.
4.
Tap Power off again.
5.
You've completed the steps!
