Your system has a modified config file here: https://launchpadlibrarian.net/412444169/modified.conffile..etc.modprobe.d .alsa-base.conf.txt
--- /etc/modprobe.d/alsa-base.conf 2015-07-31 11:42:17.000000000 +0800 +++ Downloads/modified.conffile..etc.modprobe.d.alsa-base.conf.txt 2019-02-27 10:26:15.241596972 +0800 @@ -41,3 +41,4 @@ options snd-pcsp index=-2 # Keep snd-usb-audio from beeing loaded as first soundcard options snd-usb-audio index=-2 +options snd-hda-intel position_fix=2 but I don't know if that's relevant to this bug. In case it is then please try commenting out the line: options snd-hda-intel position_fix=2 by changing it to: #options snd-hda-intel position_fix=2 and reboot. As for testing other flavours, that's not the same as testing other versions. Please follow the links in comment #3, boot each of the live sessions and tell us if they exhibit the same bug. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1817391 Title: [Acer Aspire XC-603] Audio stuttering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1817391/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs