What should you check for '8K support' on HDMI cables if you want 4K/120Hz?

When looking for HDMI cables, you will see labels like "8K support," "48Gbps," and "HDMI 2.1." If you are using a 4K/120Hz monitor or TV, which one should you buy? Surprisingly, you cannot judge just ...

You’re using your TV’s HDMI port wrong: 8 tips to get the best image and audio quality

Quick HDMI tweaks can noticeably improve picture and sound quality. Your TV’s settings and cables play a bigger role than you ...
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The 5 Most Common HDMI Input Problems (And How To Fix Them)

These days, if you need to connect two devices via wire, you'll most likely use HDMI. This display protocol supports all sorts of device pairings. It lets you use your iPhone with an external display, ...
Ars Technica

HDMI cable won't get signal through splitter. What features do I need?

I have a PC based on an ASUS TUF 450 mb with a Radeon cpu. I run a cable off the mb HDMI output to a splitter, one cable going to a flat screen, the other to an Epson projector. Works fine, but the ...