User's Guide

Hotkey Function
Increase/Decrease screen brightness.
Answer the Skype for Business
TM
calls.
Note: Supported on select versions of Skype for Business.
Hang up the Skype for Business calls.
Note: Supported on select versions of Skype for Business.
Turn on/off or adjust the brightness of the keyboard backlight.
Note: This hotkey must be used with the Fn key.
Hotkey mode
Some hotkeys share keys with functions keys (F1 to F12). The hotkey mode is a UEFI/BIOS setting that
changes how hotkeys (or function keys) are used.
Hotkey mode setting How to use hotkeys How to use function keys
Disabled Hold down the Fn key and press one of
the hotkeys.
Press the function keys directly.
Enabled Press the hotkeys directly. Hold down the Fn key and press one of
the function keys.
Note: Hotkeys that do not share keys with function keys are not affected by the hotkey mode setting. They
should always be used with the Fn key.
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Lenovo ThinkBook series User Guide