The Function Keys (F1 to F12) on the Windows keyboard have specifically assigned roles. For example, F1 opens the help page of any application you’re currently on. This is useful in many situations.

Function keys, or F-keys, are special-purpose keys on a keyboard that allow you to perform certain actions on your computer quickly. These keys comprise the top row of keyboards and are labeled F1 ...

On some computers, the function keys -- the 12 "F" keys at the top of the keyboard -- have built-in secondary functions, like changing speaker volume or monitor brightness. Using the function keys for ...