Set HDMI as default output even if unplugged - Sound - Manjaro Linux Forum
Fix for no sound issue on Linux when using headphones - gHacks Tech News
No sound on computer after I unplug my HDMI cord from tv. - HP Support Community - 705727
pulseaudio - How to use microphone on headset in Ubuntu 16.04? - Unix & Linux Stack Exchange
linuxium.com.au: Intel Atom HDMI Audio and Wifi on Ubuntu 16.04 LTS
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 insists HDMI is unplugged, no sound : r/linuxmint
pulseaudio - No Sound Ubuntu 20.04 | Pulse audio shows output devices unplugged | shows only hdmi devices in aplay -l - Ask Ubuntu
Fix No Sound (Dummy Output) Issue In Ubuntu With SND HDA Intel - Linux Uprising Blog
sound - Ubuntu refuses to output audio via HDMI - Ask Ubuntu
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Fix No Sound Through HDMI In External Monitor In Ubuntu Linux
Linux Mint 20.3 - No Audio (HDMI, Unplugged & Unavailable) - Linux Mint Forums
sound - Ubuntu refuses to output audio via HDMI - Ask Ubuntu
19.10] Problem with my sound - Support & Help Requests - Ubuntu MATE Community
Fix No Video and Sound Output Through HDMI In Linux - DEV Community