In order to use alsa via pulseaudio, you need to install the libasound2-plugins package.
As for making it the default, this is not possible, as kubuntu/xubuntu use the same libraries, for alsa, but don't use pulseaudio. Making pulseaudio the default would only force them to use pulseaudio, which they don't want to. -- Library to share audio between PulseAudio and Alsa https://bugs.launchpad.net/bugs/237375 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs