Canon PIXMA MG6620 User Manual - Page 231

Check this check box to perform the manual head alignment. Uncheck this check box to perform the automatic head alignment. Don't detect mismatch of paper settings when printing from computer When you print documents from your computer and the paper settings on the print dialog and the printer do not match, this setting disables the message display and allows you to continue printing. To disable detection of paper setting mismatches, select this check box. 3. Apply the settings Click Apply and when the confirmation message appears, click OK. The printer operates with the modified settings hereafter. 231