"Auto detect" is actually "Auto transcode" - it will transcode all non-DTS output to the highest supported Dolby Audio level of the connected device (if thats PCM MAT 2.0/Atmos, then thats what everything is output at).
"Auto detect" is actually "Auto transcode" - it will transcode all non-DTS output to the highest supported Dolby Audio level of the connected device (if thats PCM MAT 2.0/Atmos, then thats what everything is output at).