Printing on Envelopes with Mac OS X

After creating a document, open the printing preferences screen in the document's native application.

Configure the following settings:

Select [Paper Feed] in the pop-up menu.

Select the paper tray where the envelopes are loaded.

Select [Printer Features] in the pop-up menu.

Select [Paper] for "Feature Sets:", and then select [Envelope] for "Paper Type:".

Change any other print settings as necessary.

Start printing from the application's printing preferences screen.