Being able to block the Control Panel with Group Policy is quite easy, simply enable “Prohibit access to Control Panel”. Blocking certain control panel applets, like Sound, is harder! You would think that enabling “Hide specified Control Panel items” would do the trick – that is until you read the description for that setting.
So it isn’t as simple as entering in Volume to block the Volume and Sound applet. To make sure that we block the correct applet, let’s learn the incorrect and correct way for PowerShell to list our Control Panel canonical names.