I have the latest version of Roon, v1.6 Build 390, running on a 2012 Mac Mini server core under Mojave, outputting via HDMI to my Integra DTR-70.4 receiver. Whether I set Roon to send stereo/mono as mutichannel or not, its always outputs stereo music as multichannel with silent surrounds. At least…

Hello @Michael_Edmonds , We performed some extensive QA testing regarding the HDMI behavior on MacOS. Our finding was that many HDMI devices are mis-reporting their capabilities on MacOS, reporting support for only 44.1 or 48kHz playback in 2ch mode and then forcing 8ch signaling at higher rates. We…

Mine seems to report the capabilities correctly. The only anomaly there is that it takes going in-and-out of the audio device setup before speaker configuration changes are picked up by Roon. Is Roon at least attempting to change the output from stereo to multi-channel based on the format of the t…

Hello @Michael_Edmonds , Just an update, we are continuing testing this report in the QA lab with hardware from multiple manufactures. It would be helpful if you could take a screenshot of the Audio Midi Setup page showing the “format” dropdown menu options. I’ve included an example below. [11%20PM…

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Whether I set Roon to send stereo/mono as mutichannel or not, its always outputs stereo music as multichannel with silent surrounds

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