Use the method that works best for you
How to Insert a Word Document into Another Word Document
Adding a reference for your readers or a reference for yourself is a useful way to link related documents together. Fortunately, there are several ways to insert a Microsoft Word document into another Word document.
Depending on how you want to display your referenced document, you can link to it with an object or an icon, or simply embed the contents of the other Word document. We'll show you how to do this so you can use what works best for you.
Please note: If you share the document with others, keep in mind that they must also have access to the referenced document.