More details, see the link below. I use arch linux now, version 238. https://unix.stackexchange.com/questions/450156/debian-arch-audio-output-not-correctly-after-or-before-a-restart
More details, see the link below. I use arch linux now, version 238. https://unix.stackexchange.com/questions/450156/debian-arch-audio-output-not-correctly-after-or-before-a-restart