since the change to black on the app, my home run primes no longer work on LG TV's.
Now there isn't an app per se, but I can select a prime as a source.

this used to work, now it does not

might be related, or perhaps not.... just wanted to provide the information

I was having issue with this earlier this week

when set the app to 5.1 and using the optical out of my PC, I was getting error message that I wasn't configured for surround sound, and that it was going to be stereo output.

That makes sense, because when I utilized the HDMI output and 5.1 setting ...