If you would like to add a text or image watermark to Microsoft Word document (single page or all pages), customize the font, layout, etc. see this post.

How to Insert a Cover Page in a Word Document. A Word cover page introduces the document with a title, an image or both, providing relevant information about the document.

You can add page numbers to your Google Docs document from either the web or mobile app. Here's how to use the web app to add page numbers: Open your Google Docs file. Go to Insert on the menu bar ...