This is when you need an HDMI switch, a splitter, or both

A splitter allows a single peripheral to output to multiple displays.

5 clever uses for your extra HDMI ports

The HDMI ports you're not using for streaming sticks or video game consoles can be used to level up your PC or TV setup with ...

Anker’s HDMI Switch Crashes Below $10 With Final Discount, Compatible With TV, Laptop, PC, Xbox, Playstation, Projector, and More

For a limited time, you can save 38% on this HDMI switch from Anker, allowing you to hook up more gaming consoles to your TV.
TechHive

J-Tech Digital 4×1 HDMI switcher review: An HDMI switch so nice, we reviewed it twice

You can call it J-Tech Digital, or you can call it Monoprice Blackbird…. Under either name, this is a fine four-input/one-output HDMI switcher for your entertainment center. Soundbars with one or a ...
ecoustics

Olevia HDMI Switcher, HDMI Cables and Wall Mounts Announced

Syntax-Brillian (Nasdaq:BRLC), a manufacturer and marketer of LCD and LCoS™ HDTVs and digital entertainment products, today announced the introduction of a variety of new add-on accessories designed ...
Houston Chronicle

How to Turn on the HDMI Port on an HP Computer

Turn on the HDMI port on your HP computer to send both the video and audio from your HP computer to an external TV, monitor or speaker system. While the screen on your computer is sufficient for ...