How to Change Page Margins in Microsoft Word

1. Open Microsoft Word. Open an existing Word file, or start a new, blank document you can use to change the page margins.
2. Choose the 'File' menu and select 'Page Setup' to bring up the 'Page Setup' dialog box.
3. Type in a value or use the up and down arrows to set the top, bottom, left and right page margins of your document. The default page margins for Microsoft Word is 1 inch top and bottom margins and 1 1/4 inch left and right margins.
4. Apply these changes to your whole document or from this point forward by picking a selection in the 'Preview' section of the 'Page Setup' dialog box.
5. Click the 'OK' button in the 'Page Setup' dialog box to set your margins and close the dialog box.