You can change the paper size and orientation and preview your changes and the relationship between the page size and the paper size in the Print tab in the Backstage View. Page size, paper size, or orientation of individual pages You cannot change the page size, paper size, or orientation of individual pages in a multiple-page publication.
Click the plus sign to add a new customized size. PDFs are very flexible on margins, and you may notice your problem disappear entirely. Enter your address and click "Subscribe.
Highlight untitled in the customized size list and change the name to something you'll remember or recognize by typing over it.
If you want, you can Discover how to extend the capabilities of Office Word, Excel, PowerPoint, Outlook, and Access with VBA programming, using it for writing macros, automating Office applications, and creating custom applications.