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.

For almost every PC or Mac user, a keyboard and either a mouse or a trackpad are more than enough to navigate these systems without too many problems. In fact, it might be a bit too easy — people are ...

The Fn key is short for function – this particular key allows PC users to access the second assignment of a key. It is normally found at the bottom left corner. The Function keys (F1, F2, etc) are ...