Valve’s Steam Deck is fantastic for gaming on the go (or from the couch). Its semi-hidden killer feature, though, is how it also offers an actual desktop with access to countless apps. The catch is that the Steam Deck’s inputs are optimized for gaming, and using a desktop with them can be a painful experience.You could purchase a USB hub, mouse, and keyboard, and stick them to your Deck for an authentic desktop experience. But why waste your money on redundant hardware when you’re at your home base? If you already have a PC, Barrier allows you to “share” its mouse and keyboard with your Steam Deck. Let’s see how.