5
Powering on or off your phone
•
To power on your phone, press and hold the power
button.
•
To power off your phone, press and hold the power
button to display an option menu, and then touch
Power off
>
OK
.
If you are experiencing slowdown issues or the
system isn't responding properly, press and hold
the power button for 10 seconds or more to
restart your phone.
Locking and unlocking the
screen
Locking the screen not only prevents mistaken
operations from occurring without your knowledge,
but also protects your phone from unauthorized use.
You can lock and unlock your screen in different ways.
The pre-installed screen unlock method is used as an
example in this section.
Locking the screen
•
Method 1: Press the power button to manually lock
the screen.
•
Method 2: After being idle for a specified period of
time, your phone automatically locks its screen.
To set the screen lock method, touch on the
home screen. On the displayed
General
tab,
touch
Screen lock
.
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