It's frustrating to plug an HDMI cable into your TV and get no picture. Luckily, most fixes are simple and inexpensive.

If your monitor or an HDMI connection is humming, you should rule out a fault. ... Connect the “problem device” to a different socket as a test and disconnect all other connected loads.

Some Nintendo Switch 2 owners are reporting that their Nintendo Switch 2 Joy-Cons are disconnecting over and over again.

Set Up and Test: Allow the TV to reboot, complete the initial setup, and then test the HDMI connection again. Method 8. Contact Samsung Support or a Professional Technician.

HDMI ARC and eARC provide a two-way flow of sound between a TV and a soundbar or other gear. Here's what you need to know.