Reserving that port for things that actually use it can dramatically improve your entertainment experience.

HDMI ARC is easy to ignore until your sound system acts up. Here's what that port is best used for, and why it matters for modern home theater gear.

HDMI was marketed as an easy fix for improving the sound quality of your home theater experience. The reality is that HDMI ARC/eARC don’t always work as advertised. Understanding this dilemma, almost ...