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Ubuntu – How to disable an audio HDMI device – iTecTec
https://itectec.com/ubuntu/ubuntu-how-to-disable-an-audio-hdmi-device/
I had the same issue when I updated to Ubuntu 19.10. Open PulseAudio Volume Control. I believe it's already installed by default. Click the Configuration tab. Find your HDMI device and set the Profile to Off. If it's not install, you can install the PulseAudio control panel using: sudo apt …
12.04 - How to disable the internal sound card? - Ask …
https://askubuntu.com/questions/110835/how-to-disable-the-internal-sound-card
But it turns out there is a more elegant way; to disable hardware in Ubuntu blacklist the module instead. Take a look at, /etc/modprobe.d/blacklist. To disable my Ensoniq sound card in Ubuntu - I added the following lines to that file: # disable my PCI ensoniq sound card blacklist snd_ens1370.
sound - How to disable audio of only one HDMI ...
https://askubuntu.com/questions/1390681/how-to-disable-audio-of-only-one-hdmi-displayport-port
Pavucontrol is very useful at disabling hardware entirely (i.e. the webcam's mic). But I cannot find a way to disable audio from Monitor 2 while keeping Monitor 1 intact. I'm happy with PulseAudio's hot swapping and it works great when switching on & off the audio interface, headsets, and so forth. Disabling hot swapping is not an option.
Ubuntu – How to disable pulseaudio automatic device …
https://itectec.com/ubuntu/ubuntu-how-to-disable-pulseaudio-automatic-device-switch/
Upon resume the sound device is still on HDMI. To override this setting, tell Pulse Audio to never switch sound devices automatically: edit the file /etc/pulse/default.pa; find the line load-module module-switch-on-port-available; insert a # at the beginning of the line to disable automatic port switching; save file and exit editor
Setting Default Audio Device in Ubuntu 18.04 | rastating ...
https://rastating.github.io/setting-default-audio-device-in-ubuntu-18-04/
Setting Default Audio Device in Ubuntu 18.04. May 6, 2018 After upgrading to Ubuntu 18.04, I ran into an issue (or possibly a feature) causing the active audio input / output devices to revert to a device of the system’s choosing after a power cycle.. Installing the Sound Input & Output Device Chooser GNOME shell extension mitigated this to an extent, but was …
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