If you take a look at your laptop's keyboard, you'll notice that the top row keys have icons printed above, with "F" and a number, like F1, F2, and so on, below each one. These are known as function ...

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 in the bottom-left corner. The Function keys (F1, F2, etc) are ...

Get step-by-step instructions for determining the operating system (OS) version on your devices and why it is so important to keep the OS updated.