No sound via HDMI on Ubuntu 21.04 : r/linux4noobs
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16.04 - Missing HDMI audio output(device unplugged), NVidia audio card not detected - Ask Ubuntu
sound - HDMI recognized as "unplugged", after installing drivers - Ask Ubuntu
Ubuntu Forums
Laptop screen blank after unplugged external monitor - Linux - NVIDIA Developer Forums
pulseaudio - No Sound Ubuntu 20.04 | Pulse audio shows output devices unplugged | shows only hdmi devices in aplay -l - Ask Ubuntu
Ubuntu Forums
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
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sound - Ubuntu refuses to output audio via HDMI - Ask Ubuntu
sound - HDMI audio not working on ubuntu 18.04 - Ask Ubuntu
Pulseaudio insists HDMI is unplugged, no sound : r/linuxmint
No sound on computer after I unplug my HDMI cord from tv. - HP Support Community - 705727
No sound on HDMI Ubuntu 20.04 - Ask Ubuntu
Fix No Sound (Dummy Output) Issue In Ubuntu With SND HDA Intel - Linux Uprising Blog
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Set HDMI as default output even if unplugged - Sound - Manjaro Linux Forum
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Fix No Video and Sound Output Through HDMI In Linux - DEV Community
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Fix no audio through HDMI when connected to TV in elementary OS
pulseaudio issue on QEMU/KVM guest VM when microphone is replugged/unplugged pulseaudio: pa_threaded_mainloop_lock failed pulseaudio: Reason: Invalid argument - rtt - IT Resource
pulseaudio - HDMI sound not working after upgrading to 20.04 - Ask Ubuntu
