Key functions
Key
Function
Overview
Touch to switch between individual app activities and
key
documents.
Home key
From any application or screen, touch to return to the
Home screen.
Long press to turn on Google Now. You can get help
such as getting directions and restaurant information
based on the content detected on the screen.
Back key
Touch to go back to the previous screen, or close a
dialog box, options menu, the notification panel, etc.
14
Boom key
Boom Key
Boom Key settings are available at: Settings\Boom
Key.
If Boom Key is enabled,
• From Home screen, press the key to show weather
effect.
• Press the key to instantly take a photo when your
phone is locked.
• Press and hold the key to take burst shot when your
phone is locked.
• Press the key to trigger audio effect when a song or
movie is played.
• Press the key to enhance voice quality during a
call.
• Press the key from Gallery Moments to create a
photo collage.
• Press the key to trigger special effect such as
sequence change when a movie is played.
• You can also customise the Boom Key function. For
example, enable screenshot taking or application
running by pressing the Boom Key when the screen
is locked.
• When phone is locked (display off):
- press to screen-on;
- double press to instant shot (800ms);
- long press to continuously shot.
15