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 ...

Wondering why the light on your F4 key is on? Here's a guide to help you understand what the light on your laptop means and how to turn it off.

One of the most frustrating things about technology is getting used to a new device's quirks, especially when it means having to relearn basic tasks. For those who are unfamiliar with the various ...