User Guide - Windows 10

Prress fn+function
key
Description
CAUTION: To reduce the risk of information loss, seave your work before initiating Sleep.
Switches the screen image aong display devices connected to the system. For example, if a monitor is
connected to the computer, fn + f4 alternates the screen image from computer display to monitor display to
simultaneous display on both the computer and the monitor.
Most external monitors receive video information on the computer using the external VGA video standard.
The fn + f4 hot key can also alternate images among other devices that are receiving video information on
the computer.
Decreases speaker volume incrementally while you hold down the key.
Increases speaker volume incrementally while you hold down the key.
Mutes the microphone.
Decreases the screen brightness incrementally as long as you hold down the key.
Increases the screen brightness incrementally as long as you hold down the key.
Turns the keyboard backlight off or on. (select products only)
NOTE: To conserve battery power, turn off this feature.
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