The correct quirk for your hardware is already present, model=hp-dv6736. You do not need specify this model parameter in /etc/modprobe.d/*. It is built into the driver.
Auto-switching of mics is already present via the l-b-m-a-k-g package. You probably need to artificially boost the gain using the volume-control applet. See Sound Preferences > Input (tab) > Input volume (slide to right beyond the 100% marker). When using the command-line alsa tools, you should use the plug interface, which means: arecord -Dplughw:NVidia not: arecord -Dhw:0,0 -- Sound capture internal mic not working https://bugs.launchpad.net/bugs/489878 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs