Just wanted to add my two cents. Samsung tv, and CEC on my RPi4B didn't work with the HDMI Micro adapter, but when I replaced it with a dedicated mini to hdmi cable it works fine.
Just wanted to add my two cents. Samsung tv, and CEC on my RPi4B didn't work with the HDMI Micro adapter, but when I replaced it with a dedicated mini to hdmi cable it works fine.