Here is my hardware setting. I hope this issue will be fixed soon because I have to change the mode every time.
** Attachment added: "alsa-info.txt.i0UtRSsvIN" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1193608/+attachment/3725249/+files/alsa-info.txt.i0UtRSsvIN -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1193608 Title: No Subwoofer sounds after the first play Status in “alsa-driver” package in Ubuntu: Incomplete Bug description: At the first music subwoofer works but as soon as 2nd music/movie starts, subwoofer won't work on any program. I have to change mode to whatever different such as 7.1 or something then subwoofer would come back. I thought it would happen only in Clememtine but it would happend in any AV program. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1193608/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp