Dell Pro 14 Plus - Page 21

However, if the function keys F1-F12 are needed for specific software applications, multimedia functionality can be disabled by
pressing Fn + Esc. Later, multimedia control can be invoked by pressing Fn and the respective function key. For example, mute
audio by pressing Fn + F1.
NOTE: You can also define the primary behavior of the function keys (F1–F12) by changing Function Key Behavior in the
BIOS setup program.
Table 14. Function key primary behavior
Function key Primary behavior
F1 Mute or unmute audio
F2 Decrease volume
F3 Increase volume
F4 Mute or unmute microphone
F5 Change the brightness of backlit keyboard (for backlit keyboard only)
F6 Decrease display brightness
F7 Increase display brightness
F8 Switch to external display
F9 Not applicable
F10 Print screen
F11 Home
F12 End
The Fn key is also used with selected keys on the keyboard to invoke secondary functions.
Table 15.
Secondary behavior
Function key Secondary behavior
Fn + F1 Operating system and application-specific F1 behavior
Fn + F2 Operating system and application-specific F2 behavior
Fn + F3 Operating system and application-specific F3 behavior
Fn + F4 Operating system and application-specific F4 behavior
Fn + F5 Operating system and application-specific F5 behavior
Fn + F6 Operating system and application-specific F6 behavior
Fn + F7 Operating system and application-specific F7 behavior
Fn + F8 Operating system and application-specific F8 behavior
Fn + F9 Operating system and application-specific F9 behavior
Fn + F10 Operating system and application-specific F10 behavior
Fn + F11 Operating system and application-specific F11 behavior
Fn + F12 Operating system and application-specific F12 behavior
Fn + Copilot Operating system Context menu behavior.
Fn + Esc Toggle Function key lock
Fn + PgUp (cursor up) Scroll up the document or page
Fn + PgDn (cursor down) Scroll down the document or page
Specifications of Dell Pro 14 Plus 21