Adding options snd-hda-intel model=dell-m42 in /etc/modprobe.d/alsa-base keeps the volume stable when using linux-backports-module on my M4300.
Nico
Adding options snd-hda-intel model=dell-m42 in /etc/modprobe. d/alsa- base keeps the volume stable when using linux-backports -module on my M4300.
Nico