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How to: Register a Component for COM Interop 

The Register for COM interop project property specifies whether your managed application will expose a COM object (a COM-callable wrapper) that allows a COM object to interact with your managed application.

The Register for COM interop property is set on the Compile page of the Project Designer. This property is not available for Windows Application or Console Application projects.

To register a component for COM interop

  1. With a project selected in Solution Explorer, on the Project menu, click Properties.

  2. Click the Compile tab.

  3. Select the Register for COM interop check box.

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