I found myself a solution: run alsamixer in the terminal there you can mute (press m ) the headphone. This is not a solution for a long time, but I think you cand handle the problem for a while. Bye! and Good luck!
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/995684 Title: Switching problem between headphone speaker and microphone to laptop built in speakers and front mic To manage notifications about this bug go to: https://bugs.launchpad.net/alsa-driver/+bug/995684/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs