ProgId element
Specifies the programmatic identifier of the equivalent COM add-in for the task pane of your web add-in.
Add-in type: Task pane
Syntax
<ProgId>string</ProgId>
Specifies the programmatic identifier of the equivalent COM add-in for the task pane of your web add-in.
Add-in type: Task pane
<ProgId>string</ProgId>