I tried every option and I still have no audio (Dummy Output, HDMI unplugged) : r/pop_os
No sound on computer after I unplug my HDMI cord from tv. - HP Support Community - 705727
No sound via HDMI on Ubuntu 21.04 : r/linux4noobs
Fix No Sound (Dummy Output) Issue In Ubuntu With SND HDA Intel - Linux Uprising Blog
No sound via HDMI on Ubuntu 21.04 : r/linux4noobs
Cannot get speakers working in ubuntu on Aspire C24-1650 — Acer Community
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
No sound on HDMI Ubuntu 20.04 - Ask Ubuntu
Linux Mint 20.3 - No Audio (HDMI, Unplugged & Unavailable) - Linux Mint Forums
Laptop screen blank after unplugged external monitor - Linux - NVIDIA Developer Forums
Disabled HDMI output? - Support & Help Requests - Ubuntu MATE Community
pulseaudio - No Sound Ubuntu 20.04 | Pulse audio shows output devices unplugged | shows only hdmi devices in aplay -l - Ask Ubuntu
pulseaudio - HDMI sound not working after upgrading to 20.04 - Ask Ubuntu
sound - Ubuntu refuses to output audio via HDMI - Ask Ubuntu
Ubuntu Forums
pulseaudio - How to use microphone on headset in Ubuntu 16.04? - Unix & Linux Stack Exchange
iMX8QM-MEK HDMI Output 2400x900@60 Problem - NXP Community
sound - HDMI recognized as "unplugged", after installing drivers - Ask Ubuntu
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
pulseaudio - No Sound Ubuntu 20.04 | Pulse audio shows output devices unplugged | shows only hdmi devices in aplay -l - Ask Ubuntu
Fix for no sound issue on Linux when using headphones - gHacks Tech News
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
How to Fix the NVIDIA Output not Plugged in Error on Windows? - Appuals.com
gnome - No built in audio in pipewire after HDMI unplugged - Ask Ubuntu
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Pulseaudio insists HDMI is unplugged, no sound : r/linuxmint