Samsung TV: How to Enable HDMI-CEC-ARK-eARK (Anynet+) AU8000 Series - YouTube
Can't figure out if there is a HDMI-CEC setting on tv. I have the Costco TCL 55S434 and plugged Roku Streambar Pro into the HDMI (ARC) and I can't power it on/off
What is HDMI CEC?
Amazon.com: OREI 4 in 1 Out 4K HDMI Switch, 4K@60Hz 4:4:4 ARC Auto Switch EDID HDMI 2.0, 18Gbps, HDCP 2.2, Dolby Passthrough CEC, HDR10, Dolby Vision : Electronics
HDMI-CEC Guide: What it is and why you should have it (and use it) - Page 4 of 6 -