Cinnamon-settings sound: Output device is nothing/null after I remove HDMI cable. (would be better to revert to default sound). · Issue #8941 · linuxmint/cinnamon · GitHub
![SOLVED] No HDMI audio on Linux Mint 20.2 or 20.3. 10th gen Intel Nuc core i7 10710U with UHD Graphics. - Linux Mint Forums SOLVED] No HDMI audio on Linux Mint 20.2 or 20.3. 10th gen Intel Nuc core i7 10710U with UHD Graphics. - Linux Mint Forums](https://i.ibb.co/LNtCNTW/Sound-Preferences-Hardware.png)
SOLVED] No HDMI audio on Linux Mint 20.2 or 20.3. 10th gen Intel Nuc core i7 10710U with UHD Graphics. - Linux Mint Forums
![audio - How to keep Linux Mint volume media keys and tray volume control working after HDMI switch - Unix & Linux Stack Exchange audio - How to keep Linux Mint volume media keys and tray volume control working after HDMI switch - Unix & Linux Stack Exchange](https://i.stack.imgur.com/ras2w.png)