Change the document size within an application

Change the size of your original document in the Print Setup of the application in which you created the document.

Before you change the document size, to make sure your copier/printer supports the paper size.

Open your original document and choose File > Print Setup (or File > Page Setup).
Select your copier/printer from the Printer Name menu.
Select from the list of available paper sizes, and click OK.
Note: When you select a paper size from the available list, you do not need to consider the edge feed of the paper.