Using The Keyboard; Function Keys - Asus TUF Gaming FX504 Manual

Using the keyboard

Function keys

The function keys on your Notebook PC's keyboard can trigger the
following commands:
36
Turns the speaker on or off
Turns the speaker volume down
Turns the speaker volume up
Turns the microphone on or off
Toggles the fan mode
Turns the display panel on or off
Decreases display brightness
Increases display brightness
Notebook PC E-Manual