Am 19.11.2022 um 15:19:30 Uhr schrieb Anonymous:
> My problem is that no matter how hard I tried on both Ubuntu 20.04.1
> and Fedora 36, I get only two channels. Stereo works, the mic works,
> but no surround sound. Pavucontrol shows Digital Stereo (IEC958)
> S/PDIF and alsamixer only shows two channels after selecting the
> relevant card by hitting F6.
I am not an expert in PulseAudio and ALSA, but try the following:
default-sample-channels need to be set to the amount of channels. For
7.1, choose 8.
default-sample-channels = 8
enable-lfe-remixing must be set to yes.
enable-lfe-remixing = yes
Then restart PulseAudio and try it again.
I got that info from this German website: