If the paper settings do not match the information set for the cassette, an error message appears on theoperation panel. Follow the instructions on the operation panel to solve the problem.Note• You can select whether the message which prevents misprinting is displayed.•To change the message view setting when printing using the printer's operation panel:Feed settingsTo change the message view setting when printing using the Printer Driver:Changing the Printer Operation Mode (Windows)Changing the Printer Operation Mode (macOS)Check 5 If printing from a computer, delete unnecessary print jobs.• For Windows:•Deleting the Undesired Print Job• For macOS:•Deleting the Undesired Print JobCheck 6 Are your printer's Printer Driver selected when printing?The printer will not print properly if you are using a printer driver for a different printer.• For Windows:•Make sure "Canon XXX series" (where "XXX" is your printer's name) is selected in the Print dialog box.Note• If multiple printers are registered to your computer, set your printer as Let Windows manage my•default printer so that it is selected by default.Default Printer Keeps Changing (Windows)• For macOS:•Make sure your printer's name is selected in Printer in the Print dialog.Note• If multiple printers are registered to your computer, select Set as Default Printer from System•Settings > Printers & Scanners for a printer to make the one selected by default.Check 7 Are you trying to print a large data file? (Windows)If you are trying to print a large data file, it takes a long time to start printing.If the printer does not start printing after a certain period of time, select On for Prevention of Print Data Loss onthe Print Options dialog box.For details, refer to Page Setup Tab Description.589