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How to Setup HDMI Digital Playback in Linux - Make Tech Easier
https://www.maketecheasier.com/setup-hdmi-digital-playback-in-linux/#:~:text=To%20do%20this%3A%201%20Open%20System%20Settings%202,%E2%80%9CPrefer%E2%80%9D%20button%20until%20HDMI%20is%20at%20the%20top.
No sound on HDMI Ubuntu 20.04 - Ask Ubuntu
https://askubuntu.com/questions/1256043/no-sound-on-hdmi-ubuntu-20-04
Open the audio mixer (it's called pavucontrol here) Switch to the Configuration tab (rightmost tab), There is a dropdown for selecting the profile for the builtin audio device. Here I could select a HDMI profile, just be careful to pick one that is not marked as not available. After that, audio through HDMI worked just fine.
Fix No Sound Through HDMI In External Monitor In Ubuntu ...
https://itsfoss.com/how-to-fix-no-sound-through-hdmi-in-external-monitor-in-ubuntu/
Type “sound” in Unity dash (by pressing the Super/Windows key) or from the top right corner choose the system settings and then look for sound setting. Step 2. In the sound settings, in Output tab the built-in-audio was set to Analog Stereo Duplex. Change the mode to HDMI output Stereo.
Fixed: No Sound in Ubuntu as HDMI Enabled By Default
https://itsfoss.com/fix-sound-ubuntu-1404/
Fixing no sound in Ubuntu when HDMI is set as default. Now to force Ubuntu to use analog output instead of HDMI by default, we need a little information. Open a terminal and use the following command: aplay -l. This will list the devices, card number etc. Note down the card and device number for analog output.
sound - Ubuntu 21.10 HDMI Audio profile? - Ask Ubuntu
https://askubuntu.com/questions/1383407/ubuntu-21-10-hdmi-audio-profile
When nothing is playing in Ubuntu, the OS defaults to an HDMI “Analogue” signal and when I play anything it switches to “Multi-inch PCM”, which is why the avr receiver keeps loading a different profile on each program. Basically, Ubuntu keeps defaulting to an Analogue HDMI signal when there’s nothing playing.
How do I connect HDMI to Ubuntu?
https://frameboxxindore.com/linux/how-do-i-connect-hdmi-to-ubuntu.html
How do I set my HDMI to default? Right-click on the volume icon on the taskbar. Select Playback devices and in the newly open Playback tab, simply select Digital Output Device or HDMI. Select Set Default, click OK. Now, the HDMI sound output is set as default.
nvidia - No HDMI audio Ubuntu 20.04 - Ask Ubuntu
https://askubuntu.com/questions/1236537/no-hdmi-audio-ubuntu-20-04
No HDMI audio Ubuntu 20.04. Ask Question Asked 1 year, 9 months ago. Active 2 months ago. Viewed 5k times 5 I've just installed Ubuntu 20.04 in a desktop computer connected via hdmi with an external BenQ GW2480E monitor. I …
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.
X/Config/HDMI - Ubuntu Wiki
https://wiki.ubuntu.com/X/Config/HDMI
X/Config/HDMI - Ubuntu Wiki Video on HDMI is supported by -ati, -nvidia and -intel drivers. HDMI sound is a different matter. The sound data is carried over the same wire as video in the various video blanking intervals. So the video driver has to communicate with the audio driver about the current video mode and so on. HDMI Sound
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
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.
No sound through HDMI - Ubuntu Mate 20.04 / Pi4 ...
https://ubuntu-mate.community/t/no-sound-through-hdmi-ubuntu-mate-20-04-pi4/22478
by default sound comes out on headphone jack. what i have done because i don't use headphone jack; disable headphone jack you can do it in soud setting: hardware tab put the 1st one off (this is the headphone jack) Result: one HDMI stay's active. Test: reboot and sound comes out on HDMI. My system RPi4 4 Gb Ubuntu mate 20.4 raspi 64 bit OS 5.4.0-1015-raspi
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