Gnome screenshot: turn off camera sound *without* admin rights
101557
How can I disable the shutter sound of gnome-screenshot?
23516
How do I disable the drum beat sound on the login screen?
105807
How to temporarily disable PulseAudio?
87173
Script to Mute an Application
47178
How do I turn off audio echo from microphone to local speakers?
133741
How to disable integrated webcam and still be able to use an external one
12475
How do I disable a bottom panel with the list of open windows on GNOME 3?
18662
Taking picture from camera without preview
123435
Disable OS X startup sound
99135
Possible to choose Screenshot output method with Keyboard Shortcut?
40183
Stopping Dwarf Fortress from auto-pausing
61615
Disable Mac startup sound
36320
Is it possible to “Turn off display” with power button without locking screen like in Windows. (Ubuntu 18.10)
80918
Disabling sound output devices (e.g. Internal Speakers) in OS X
60465
How to turn off monitor by hotkeys?
91839
How to disable the Windows8 volume On-Screen-Display?
154346
How can I take screenshots of the PC before it boots up?