My gateway laptop won't power up, and I've tried plugging it into the wall without a battery, still won't work. When I plug it in to the wall, the LED shows that it's plugged up. Maybe it's the ...

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 ...

One of the more frustrating things that could go wrong is when your PC's screen won't turn on. You may find that your fan is working, but there is nothing on your display, or there is just no signal.