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Basic Functions 18
• Proximity/Ambient light sensor
- Proximity sensor: During a call, the proximity sensor turns off
the screen and disables touch functionality when the device is
in close proximity to the human body. It turns the screen back
on and enables touch functionality when the device is outside a
specific range.
- Ambient light sensor: The ambient light sensor analyzes the
ambient light intensity when the auto-brightness control mode
is turned on.
• 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.
• Back key
- Press to return to the previous screen or close the keypad or
pop-up windows.
• Home key/Fingerprint sensor
- Press to go to the Home screen.
- Press and hold to to launch Google Search.
- Turn on the fingerprint recognition feature to simplify the
process of unlocking the screen. See
Fingerprint recognition
overview
for details.
• Overview key
- Press to view a list of recently used apps or run an app from the
list. To delete all the recently used apps, tap CLEAR ALL.
- To use two apps at the same time with the Multi-Window
feature, press and hold the key while using an app.
• Volume keys
- Adjust the volume for ringtones, calls or notifications.
- While using the Camera, gently press a Volume key to take a
photo. To take continuous shots of photos, press and hold the
Volume key.
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