On Wed, Mar 23, 2022 at 10:15 AM Peter Humphrey <pe...@prh.myzen.co.uk> wrote: > <SNIP> > The machine is ~amd64 running Plasma. I log in via SDDM, but even if, instead, > I log in first and then startx I still get no sound. I haven't touched ALSA; > it's whatever Plasma wanted to support its audio process. >
So by 'Plasma' you imply KDE to me. Am I correct in that? > What floors me is that two users on the same machine get different results. > Agreed but if it's KDE then generally that implies pulseaudio and users can have different configurations. Assuming generalized KDE for the moment, then System Settings -> Audio should show your playback devices. Possibly the setting got switched to an HDMI output on your video card or to the chipset sound device and isn't USB at the moment? HTH, Mark