I can no longer change the volume
38799
Ubuntu 18.04: Audio doesn't work unless I switch between outputs
78880
Changing the size of the audio volume increment of the "volume up" / "volume down" keys
23187
Is there a way to set app-specific volume?
141159
Headphones don't work after update
638
Stop sound from speakers when connecting headphones
11290
Dual Boot Created a New Volume
72214
Where is the OS X Volume Change Feedback Sound File located?
38523
Accidentally turned on talkback
149330
Triggering an action when a specific volume is connected
128530
Windows 10 Audio input to programs broken
100809
Internal speaker (Audio) is not working in Ubuntu 20.04 LTS after upgrading from Ubuntu 18.04 LTS
76641
the sound-volume indicator disappeard Ubuntu 13.10
115770
How to disable microphone from auto adjusting its input volume
99736
How to increase or decrease system volume from terminal?
150874
How can I disable the "popping" sound when adjusting the volume?
8139
Lowest volume is still too loud—how can I make it even lower?
134893
Is there another way to restart the sound system if pulseaudio/ALSA don't work?