To align the print head in Mac OS In versions of Mac OS X older than 10.4, open the IJ / BJ Printer Utility from the Library>Printers>Canon>BJPrinter>Utilities folder. Open Print & Fax . Make sure the correct printer is selected and, depending on OS version, click 'Open Print Queue...
To align the print head in Windows Click / Select the 'Start' button from the bottom left of the Windows screen, 'Control Panel,' 'Printers and Other Hardware,' and 'Printers and Faxes .' Click your right mouse button on the listing for your printer, and then select 'Preferences' from the menu that appears.