Whenever there is an OS update on a Mac it is always wise to re-install the printer driver. Try that and see if that resolves your problem.
If it was a major update, such as macOS 12 to macOS 13, check that you are using the latest driver as well.
If you go to System Settings->Printers and Scanners and select Options for your printer do you see a screen smiler to this:
Version 3.0 is what you should see.
Welcome to The Canon Community, and thank you for your inquiry!
We appreciate your participation, however, we need to let you know that the Canon Community is hosted and moderated within the United States by Canon USA. We are only able to provide support for Canon products manufactured for and used within the US market.
If you live outside the United States, please CLICK HERE and select your country or region for your support needs.
You're welcome to discuss Canon products sold outside of the United States, but please be aware that you will not receive support directly from Canon USA.
Is it a particular software that is giving the problem? If you run a nozzle check do all the inks print OK?
07/31/2023: New firmware updates are available.
05/31/2023: New firmware updates are available.
05/18/2023: New firmware updates are available.
04/20/2023: New firmware version 1.4.1 is available for EOS R3
03/30/2023: New firmware updates are available.
2/07/2023: New product announcements!EOS R8 EOS R50RF-S55-210mm F5-7.1 IS STMRF24-50mm F4.5-6.3 IS STMRF15-30mm F4.5-6.3 IS STM