You can turn on the camera on your Windows computer immediately using the built-in Camera app, or another app that uses it.

To turn on the keyboard light on your Mac computer, press the F6 key, or set it to turn on automatically. Here's how.

If your PC turns on and the fans spin up, but nothing is displayed on the screen, there's a problem that needs fixing. It might be one of the more common ones and be relatively easy to fix, or it may ...