Is anyone having trouble with sound on 4.2?

[apparatus]

@gidgrun

Dom0 Volume Control isn’t useful. It only shows playback output settings for “system sounds”, “sys-firewall” and “sys-usb”. Why?

What template is used for “sys-firewall” and “sys-usb”?
What template is used for your qubes that don’t have sound? fedora39 = fedora-39 or fedora-39-xfce?

You can try to switch the audio from pulseaudio to pipewire:

Migration dom0 audio from pulseaudio to pipewire available for testing

Recent updates include a migrating audio in dom0 from pulseaudio to pipewire. It should improve audio quality, especially for qubes already using pipewire too (all Fedora, and newer Debian). Related issue: Audio underruns in dom0 soon after uncorking stream · Issue #8955 · QubesOS/qubes-issues · GitHub. In theory the switch should be seamless and everything should remain working as it was, but since it’s rather drastic change it needs some more testing. The switch is implemented in qubes-dom0-…