Can't reach the power button on your desktop? Or do you just want to avoid having to reach down to press it? This USB gadget ...

Fortunately, it’s easy to change the power button’s function, which can be programmed to make the laptop sleep, shut down, or hibernate. Here’s how Vista users can make the change: 1.

Turns out you can indeed use the power button to shut down your PC. It just requires a quick bit of configuration. Here’s how to do it in Windows 8 (and Windows 7, once you reach the Control Panel): ...