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How do I connect HDMI to Ubuntu?
https://frameboxxindore.com/linux/how-do-i-connect-hdmi-to-ubuntu.html#:~:text=Right-click%20the%20%E2%80%9CVolume%E2%80%9D%20icon%20on%20the%20Windows%20taskbar%2C,%28extended%20desktop%29%20support%20out%20of%20the%20box.%20%E2%80%A6
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.
How do I connect HDMI to Ubuntu?
https://frameboxxindore.com/linux/how-do-i-connect-hdmi-to-ubuntu.html
Make sure that your HDMI device is the Default Device. 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.
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.
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
device. description = "HDA NVidia Digital Stereo (HDMI)" alsa. mixer_name = "Nvidia GPU 72 HDMI/DP" alsa. components = "HDA:10de0072,10438520,00100100" module-udev-detect. discovered = "1" device. icon_name = "audio-card-pci" ports: hdmi-output-0: HDMI / DisplayPort (priority 5900, latency offset 0 usec, available: no) properties: device. icon_name = "video-display"
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.
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