Macintosh

Before Printing

First tell your computer that the printer has a duplex unit.

Go to System Preferences -> Print & Fax

Select a printer that supports duplexing.

Select Options & Supplies.

Select the Driver tab.

Check the Duplex Unit checkbox and save this screen.

When Printing

See the Copies & Pages popup menu? This actually contains other printing options.

Select Layout from this printing options menu.

Now look for the two-sided options. Select long-edge binding for a book-style layout.

Go ahead and print!

To make this the default for this printer, save this print setting and give it a name you will remember.

Windows

Select a printer that supports duplex printing.

Open the Properties for this printer.

Select Documents Options -> Print on Both Sides

Go ahead and print!

We don't currently know a way to save this as your default. Please edit this document and add this information if you know how.