@TonyMac32 Thanks for looking into this. In the mean time, is there some instruction for me to enable sound over HDMI in the mainline nightly build? I really only need sound in Chromium.
I'm quite impressed by the Armbian. x2goclient runs so much smoother in Armbian than TinkerOS 2.01. I recorded a screencast to show this:
https://tinkerboarding.co.uk/forum/thread-663.html