The page setup are the parameters defined by the user that help determine how a printed page appears. Those parameters can include everything from the size, margins, page orientation, and quality of print. More plainly, it's a tool that allows users to change and customize the size and layout of a single page or an entire document.
How to access Page Setup in Microsoft Word
In Microsoft Word 2003 and earlier, the Page Setup tool is available from the file menu.
Below are examples of how the Page Setup tool may look in your Microsoft Word program.
How to access Page Setup in other programs