The function keys on your keyboard are the most powerful computer tools that you're not using. We're going to fix that.

There are different ways to change the screen brightness, but the easiest way is to use the function keys. PCs of different brands have different function keys to control screen brightness. In this ...

If you find the touchpad on your Mac or Windows laptop isn't working, there are a few ways you can fix it. It's possible the touchpad has been disabled using a Function key combination on the keyboard ...