The number of HDMI ports varies by LG TV model. Which HDMI port is ARC on a Samsung TV? On a Samsung TV, you'll see an HDMI port clearly labeled ARC on the back of the TV or One Connect box.

For all the excitement and intrigue that goes into understanding a smart TV's screen technology, processing power, AI ...

To use eARC, your TV, cable, and audio device all have to support HDMI 2.1. eARC is backwards compatible with ARC, but limited by ARC's reduced bandwidth. Let's face it -- unless you're ...

with HDMI 1.4 bringing ARC, or Audio Return Channel, into the mix back in 2009. It's remained in every specification ever since then. ARC enables your TV or audio system to communicate signals in ...

However: the Arc has only one HDMI port, with no passthrough offered ... provided it's a good fit with your Samsung TV.