Apple delivers third-pary software for scanners and printers via Software Update.

Simply connect the printer or scanner to the Mac.

If software is needed and available, OS X will automatically download and install it.

Important: RunSoftware Updatebefore connecting to a printer or scanner.

This will update the Mac’s database on the latest supported printer and scanner models.

For more information about setting up and using printers in OS X Lion, seethis article.

For more information about setting up and using printers in Mac OS X v10.6 Snow Leopard, seethis article.

For information about troubleshooting printer setup issues, seethis article.