Using The Power Button To End A Call; Adjusting The Screen Response Time - Huawei Mate 8 User Manual

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Touch the screen three times in quick succession and then hold your finger on the
screen to zoom in temporarily. Keep your finger on the screen and swipe to browse
a magnified area. Release your finger to zoom back out.

Using the power button to end a call

1
Open Settings.
2
Touch Advanced settings > Accessibility and then turn on the Power button ends call
switch.
Once you have enabled this feature, you can press the power button to end a call.

Adjusting the screen response time

You can adjust the time that it takes for your phone to respond to gestures, such as touch
and hold.
1
Open Settings.
2
Touch Advanced settings > Accessibility > Touch & hold delay.
3
Select the desired delay time: Short, Medium or Long.
Accessibility features
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