Windows/Hide Volume Button
< Windows
run:
shell:::{05d7b0f4-2121-4eff-bf6b-ed3f69b894d9}
Note: This worked in Windows 10, but doesn't seem to work in Windows 11 anymore, even though the reference mentions Windows 11??
Reference:
https://superuser.com/questions/1689421/how-do-i-hide-the-volume-icon-in-windows-11