Repeat for Other Ports: If necessary, test each HDMI port to determine if one is working while another is not.

If you're interested in finding out more about what HDMI is and which port you have, we've covered all the relevant information here.

Troubleshooting HDMI Port Issues on Your Laptop If your laptop's HDMI port is not working, it can be frustrating, especially when you need to connect to an external monitor or projector.

Apple builds its MacBook Pro laptops to support a wide variety of connections to external monitors -- but that also means ...

Some TVs don't enable HDR on HDMI ports by default. You may need to go into settings and turn it on for the port to which your device is connected. Also, check your device's output settings to ...

The first thing you should do is check the HDMI port on your TV. Ensure it's clean, free of dust, and not damaged. You can try switching to a different HDMI port to see if that resolves the issue.

Expand your one small screen to two 4K big displays with this compact adapter that works across Mac, PC, and compatible tablets and smartphones.

Keysight Technologies, Inc. (NYSE: KEYS) announced the release of its enhanced physical layer compliance test solution for ...

In many cases, this means that the HDMI ports on the TV may be locked. So even if there are one or two ports available to connect your Chromecast to, the inputs themselves may not work.