Power On and Off or Restart Your Device
Applicable products：
HUAWEI P40(single sim card 8gb+128gb、dual sim card 8gb+128gb)
Applicable products：
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| Power On and Off or Restart Your Device |
Power Your Device On and Off
To power off your device, press and hold the Power button for a few seconds, touch Power off and Touch to power off.
To power on your device, press and hold the Power button for a few seconds until your device vibrates and displays the logo.
Restart Your Device
Restart your device on a regular basis to clear the cache and keep the device in an optimal state. A restart can sometimes resolve the issue when your device encounters a problem.
Just press and hold the Power button for a few seconds, then touch Restart and Touch to restart.
Force Restart Your Device
If your device isn't working or won't turn off normally, you can force restart it.
Just press and hold the Power button for 10 seconds or longer.
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