This is the drawback of using dell-headset-multi which allow combo jack to support headphone, headset and microphone
You can try the patch in alsa devel mailing list archive for asus n750jk which support headset only -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1564876 Title: [hostname, Realtek ALC668, Mic, Internal] No autoswitch To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1564876/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
