@t-no, Hmm OK. Can you please add --verbose output to fwupd before your suspend?
1) sudo killall fwupd 2) sudo /usr/lib/x86_64-linux-gnu/fwupd/fwupd -v 2>&1 | tee fwupd_debug.log 3) make sure audio is working properly 4) suspend 5) resume 6) if it's not working still please provide the debug output -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1574079 Title: USB audio device is not recognized after startup in 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fwupd/+bug/1574079/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs