Ubuntu
alsa-driver package

  1. Bug #1583801
  2. Comment #43

Comment 43 for bug 1583801

Revision history for this message
Paolo Montesel (thebabush) wrote : Re: [XPS 15 9550] [ALC3266] No sound via headphones (headset) when Ubuntu boots with them plugged in

Don't know if it's related, but sometimes I don't get headphones audio when my XPS boots.
Disabling "Auto-Mute Mode" from alsamixer seems to fix the problem.