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No HDMI audio on Ubuntu | NVIDIA GeForce Forums
https://www.nvidia.com/en-us/geforce/forums/game-ready-drivers/13/234077/no-hdmi-audio-on-ubuntu/
But in Linux it doesn't gives any audio output. Here is some info from Ubuntu. Tested all audio device manually ,but nothing gives any oudio output. 1 sink(s) available. As you can see "hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)" It's not available. My system details.
nvidia - No HDMI audio Ubuntu 20.04 - Ask Ubuntu
https://askubuntu.com/questions/1236537/no-hdmi-audio-ubuntu-20-04
sudo adduser <username> audio where instead of <username> you'll type your user name returned from step 1. Shut down and restart. Comments: This may not be the most secure way to settle this, but if it works you'll know it's a user access issue which is one of the most common things that trips up Linux users. Share Improve this answer
No HDMI audio on Ubuntu | NVIDIA GeForce Forums
https://www.nvidia.com/en-us/geforce/forums/game-ready-drivers/13/234077/no-hdmi-audio-on-ubuntu/?topicPage=66
No sound available on the HDMI connection that also suddenly stopped working. I have been away from my docked home office environment for a few weeks now where it was working, but now that I am back, I noticed that the HDMI audio output no longer even appears as an option in the Sound Control Panel. I am on Ubuntu 20.04.
No HDMI audio on Ubuntu | NVIDIA GeForce Forums
https://www.nvidia.com/en-us/geforce/forums/game-ready-drivers/13/234077/no-hdmi-audio-on-ubuntu/?topicPage=6&commentPage=2
But in Linux it doesn't gives any audio output. Here is some info from Ubuntu. Tested all audio device manually ,but nothing gives any oudio output. 1 sink(s) available. As you can see "hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no)" It's not available. My system details.
Nvidia Optimus HDMI no sound - Ask Ubuntu
https://askubuntu.com/questions/1060061/nvidia-optimus-hdmi-no-sound
The second file should be created at /etc/systemd/system/ and named fix-hdmi-audio.service and should contain: [Unit] Description=nVidia HDMI Audio Fixer Before=systemd-logind.service display-manager.service After=module-init-tools.service [Service] Type=oneshot ExecStart=/usr/local/bin/fix-hdmi-audio.sh [Install] WantedBy=multi-user.target
No HDMI Audio on Nvidia 1660 Super (Driver 460) & Ubuntu ...
https://forums.developer.nvidia.com/t/no-hdmi-audio-on-nvidia-1660-super-driver-460-ubuntu-20-10/165785
I’m having a problem with no audio output showing up on an Nvidia 1660 Super (Driver 460) and Ubuntu 20.10 that I’m hoping you can assist with. I have tried the nvhda kernel module mentioned here but it still doesn’t show the audio output: Only the HDA Intel PCH output is shown. Oddly enough it does work fine during a live/thumb drive ...
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