This bug should probably just be about the missing dialog. The second part:
> In the Sound Settings, the Output Device automatically switches to "Headphones - sof-hda-dsp", but no sound can be heard even though the vumeter in the Sound Settings moves! is probably better handled as bug 1866194 (which also needs answering please pieq). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1871329 Title: No "Select Audio Device" panel when plugging headphones, and no sound output to headphones To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1871329/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs