Zte Z986DL Quick Start Manual page 6

Power key

Press and hold to turn on or off airplane mode, power off or
restart the phone.

Press to turn off or on the screen display.
Home key

Touch to return to the home screen.

Touch and hold to use Google Search or Now on Tap.
Back key
Touch to go to the previous screen.
Recent apps key
Touch to see recently used applications.
Volume key
Press or hold either end of the key to turn the volume up or
down.
NOTE:
The positions of the Back key and the Recent apps key are
interchangeable through Settings > Navigation key.
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