User manual

Basic Functions 20
Do NOT attempt to remove the back cover.
This device has a non-removable battery. Do not attempt to remove the
back cover. Doing so may severely damage the battery and device, which
could cause overheating, fire, and injury.
Avoid dropping the device on a hard surface or subjecting it to severe
impact. This can damage the rear camera.
• Press and hold the Volume Down key and Power/Lock key at the same
time for a second to take a screenshot.
• Ambient light sensor
- The ambient light sensor analyzes the ambient light intensity when
the auto-brightness control mode is turned on.
• Volume keys
- Adjust the sound volume for notifications, touch feedback & system,
and other media.
- While using the Camera, gently press a Volume key to take a photo.
To take continuous photos, press and hold the Volume key.
- Press the Volume Down key twice to launch the Camera app when
the screen is locked or turned off. Press the Volume Up key twice to
launch Capture+.
• Power/Lock key
- Briefly press the key when you want to turn the screen on or off.
- Press and hold the key when you want to select a power control
option.
• Fingerprint sensor
- Turn on the fingerprint recognition feature to simplify the process
of unlocking the screen. See
Fingerprint recognition overview for
details.