Probably it is a same issue if the codec is alc225 on your machine, anyway, you could try the testing kernel in the #19.
And please upload alsa-info.txt generated on your machine. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1875916 Title: upgrading to 4.15.0-99-generic breaks the sound and the trackpad To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1875916/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
