Samsung SM-S975LZKATFN - Manual (Page 33)

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2. Light (RGB) Sensor lets you use the ambient light level to adjust
the screen brightness/contrast. This sensor decreases screen
brightness in dim light.
• In a bright light condition (outdoors), the sensors cause the device to
increase the brightness and contrast for better viewing.
• In dim light conditions, the device decreases the screen brightness to
compensate.
3. Menu key displays a list of options available for the current
screen. From the Home screen it displays Add apps and
widgets, Create folder, Set wallpaper, Edit page, Search,
Settings, and Help options.Touch and hold to launch Google
search.
4. Home key displays the Home screen when pressed. Press and
hold to display your recent apps, Task manager, and Remove
all option. Double-press to activate S Voice.
Understanding Your Device