Cause
Paper settings for printing or copying do not match cassette paper information set on printer.
For copying, make the copy paper settings to match cassette paper information set on the printer.
Learn about cassette paper information set on the printer.
If the print or copy paper settings do not match cassette paper information set on the printer, as shown below, a message appears on the touch screen.

What to Do
Select Next on the touch screen to display the screen below.

Select the appropriate action.
Depending on settings, some of the options below may not appear.
If you do not know what paper information to set, tap
(Back). The previous screen appears, showing the paper size and media type. Check the paper settings and set them as cassette paper information.
-
Print with the loaded paper.
-
Select this option to print or copy onto the paper in the cassette without changing the paper settings.
-
For example, if the print or copy paper setting is A5, and cassette paper information is set to A4, the A5 size setting is used to print or copy onto the paper in the cassette.
-
Replace the paper and print
-
Select this option to print after changing the paper in the cassette.
-
For example, if the print or copy paper setting is A5, and cassette paper information is set to A4, change the paper in the cassette to A5 paper and proceed with printing or copying.
-
Once you have inserted the cassette after changing the paper, the screen for setting cassette paper information appears. Set paper information for the paper in the cassette.
-
Cancel print
-
Cancels printing.
-
Select this option when you want to change the print or copy paper settings. Change the paper settings and retry printing.
To suppress the misprint prevention message, change the feed settings on the printer. When you suppress the message, the printer uses the paper settings for printing or copying onto the paper in the cassette regardless of whether or not the paper matches these settings.
If your product issue was not resolved after following the steps above, or if you require additional help, please create or log in to your Canon Account to see your technical support options.
Or if you still need help, visit our Canon Community by clicking the button below to get answers:
