Not all HDMI cables are equal - use HDMI 2.0+ (preferably 2.1) for modern devices. Look for 'Ultra High Speed' or 48Gbps/4K@120 on cable/packaging, or test with your device's 4K120 setting. Use HDMI 2 ...

If you have a Dolby Atmos setup in your home, an HDMI 2.1 cable is the best thing you can use at the moment. Dolby says pairing a 2.1 cable with your TV's eARC port is the way to get the best audio, ...

So you want to share photos, watch videos, or play computer games on the expansive screen of your HDTV? On one hand, this is a really simple how-to: use HDMI! That, of course, isn't the whole story.