This policy setting controls the ability to turn off shared components.If you enable this policy setting no packages on the system get the shared component functionality enabled by the msidbComponentAttributesShared attribute in the Component Table.If you disable or do not configure this policy setting by default the shared component functionality is allowed.
Policy path:
Windows Components\Windows Installer
Scope:
Machine
Supported on:
Unknown
Registry settings:
HKLM\Software\Policies\Microsoft\Windows\Installer!DisableSharedComponent
Filename:
msi.admx