I figured this out, the solution was to go back to the stereo duplex profile.
Then do not use kmix, use alsamixer instead: https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/3288
I figured this out, the solution was to go back to the stereo duplex profile.
Then do not use kmix, use alsamixer instead: https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/3288