Zte N9137 User Manual page 21

Key Functions
Key
Power/Lock key
Home key
Recent apps key
Back key
Volume key
Press and hold to turn Airplane mode on
or off, restart, or to power off.
Press to change your phone to Sleep
mode.
Press to wake up your phone.
Press to return to the home screen from
any application or screen.
Press and hold to access Google Search.
Press to see recently used applications.
Double-tap to switch between two most
recent applications.
Press and hold to use the split-screen
feature.
Press to go to the previous screen.
Press or hold to turn the volume up or
down.
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Description