You can change the business object to which a stored document is already linked, by assigning it to a new business object and deleting the old link.
Business object type of the initial object
The initial object is the business object to which the stored document is still assigned.
Business object type of the target object
The target object is the business object to which the stored document is to be assigned.
Document type to which you want to assign the stored document with the new link.
Optional: Retention period (in months) of the new link entry in the link table.
You go to a dialog box.
The target object is displayed for you to check. Once it has been confirmed, the appropriate link entry is created.