Registry: HKEY_CLASSES_ROOT\CLSID\{GUID}

Possible subkeys

Some possible subkeys below a CLSID-GUID key are

`AppId`
`AutoConvertTo`
`AutoTreatAs`
`AuxUserType`
`Control`
`Conversion`
`DataFormats`
`DefaultIcon`
`InprocHandler`
`InprocHandler32`
`InprocServer`
`InprocServer32`
`Insertable`
`Interface`
`LocalServer`
`LocalServer32`
`MiscStatus`
`ProgID`
`Shell`
`ToolBoxBitmap32`
`TreatAs`
`TypeLib`	This key's default value is a GUID of a type library. The GUID points to a key below `HKEY_CLASSES_ROOT\TypeLib`.
`Verb`
`Version`
`VersionIndependentProgID`

Some possible values below CLSID-GUID might be

The default value
`InfoTip`
`LocalizedString`	In most cases, `LocalizedString` matches the regular expression `^@([^,]+),- ?(\d+)(#immutable1)?$`.
`System.ApplicationName	The canonical name of a control panel item.
`System.ControlPanel.Category`
`System.ControlPanel.EnableInSafeMode`
`System.Software.TasksFileUrl`
`System.IsPinnedToNameSpaceTree`	See https://winaero.com/blog/how-to-add-recent-folders-and-recent-items-to-the-navigation-pane-in-windows-10/

Apparently, some of these values (*.ControlPanel.*, System.ApplicationName) pertain to control panel items.