The best USB-C hubs will expand your laptop ... so instead of connecting an HDMI cable between your PC and the display, you can simply run a USB-C to USB-C cable and accomplish the same thing.

Here’s how to connect your Steam Deck to a TV via HDMI: Connect a USB-C hub or USB-C to HDMI adapter to your Steam Deck. Locate a free HDMI port on your TV, and connect an HDMI cable.

USB-C to HDMI cables are common ... You can also use USB-C HDMI hubs or an HDMI adapter like the one Apple sells for $69.99, but then you’ll need to supply your own HDMI cable.