www.makemkv.com

Thanks for the info. I was able to have the Atmos track re-encoded as a 5.1 FLAC track and my devices can play them. This partially solves my issue, so I am posting this response. FYI, my MKV rips are uncompressed video and audio from 4K disks. Using SHANA essentially creates a new MKV file with the...

Through trial and error I have pinpointed my problem to be mkv files with Atmos tracks. I have ripped my 4K Blu Rays (which I still own) to my NAS for use with a Plex server. Problem is, I tried to save some space by only ripping the main Atmos track (I did not rip the sub audio track(s) or non-Atmo...