Trying to share a display between your desktop and your Xbox, or a keyboard between two PCs? A KVM switch is what you need. Here's how to choose the best switch, along with our top picks.

For example, a USB switch allows sharing a printer or external storage drive with two or more computers. The selection is made either manually by pressing buttons or via software. If there are ...

Each button from one to four corresponds to the buttons on the USB sharing switch. The ‘0’ button was also decoded as a convenience to put the Forebrain into its reprogramming mode.