Using the CD that came with the printer:
Close all open software applications.
Insert the printer software CD.
From the Finder desktop, double-click the printer CD icon that automatically appears.
Double-click the Install icon.
Follow the instructions on the computer screen.
Using the World Wide Web:
Go to the Lexmark Web site at www.lexmark.com.
From the home page, navigate through the menu selection, and then click Drivers & Downloads.
Choose the printer and the printer driver for your operating system.
Follow the instructions on the computer screen to download the driver and install the printer software.