• In Windows Vista or Windows XP, right-click the "Canon XXX" icon (where "XXX" is your printer'sname), then select Properties.4. Click the Ports tab to confirm the port settings.Make sure that a port named "USBnnn" (where "n" is a number) with "Canon XXX" appearing in the Printercolumn is selected for Print to the following port(s).• If the setting is incorrect:Reinstall the printer driver with the Setup CD-ROM or install it from our website.• Printing does not start even though the printer is connected to the computer using a USB cable and theport named "USBnnn" is selected:In Windows 8, select My Printer on the Start screen to start My Printer. If My Printer is not displayedon the Start screen, select the Search charm, then search for "My Printer".Set the correct printer port on Diagnose and Repair Printer. Follow the on-screen instructions to setthe correct printer port, then select your printer's name.In Windows 7, Windows Vista, or Windows XP, click Start and select All programs, Canon Utilities,Canon My Printer, Canon My Printer, then select Diagnose and Repair Printer. Follow the on-screen instructions to set the correct printer port, then select your printer's name.If the problem is not resolved, reinstall the printer driver with the Setup CD-ROM or install it from ourwebsite.Check6 Is the size of the print data extremely large?Click Print Options on the Page Setup sheet on the printer driver. Then, set Prevention of Print Data Loss inthe displayed dialog to On.* When On is selected for Prevention of Print Data Loss, print quality may be reduced.Check7 Restart your computer.241