Some (many?) HDMI cables can also carry Ethernet over HDMI. The main use seems to be to provide internet connection to a smart TV from a cable modem box. Currently I have an ethernet-USB adaptor ...

Your TV's HDMI eARC port might actually be the best choice for your device, even if it's not a sound system, thanks to HDMI 2 ...

Reader Mike ordered a new Dell system that came with a 21.5-inch LCD monitor. Although the monitor includes VGA, DVI, and HDMI inputs, it included only a VGA cable–even though the setup instructions ...

Your HDMI ports might look identical, but some offer better bandwidth and extra modes. Using the right port and settings can ...

Back in the old days – you know, the ’90s – you got one way to connect your computer to a monitor. It was called VGA, and you liked it. Sure, the pins would bend and break off, the little thumbscrews ...

While you might only use your HDMI port to connect audio and video devices, it can do a lot more. Here are some gadgets that leverage the port in unique ways.