Is Monterey OS system compatible with CanonMX920 series?

What you need to do is to visit the Canon web site and download a print driver for your printer model that is compatible with the Monterey operating system. Then do a normal printer set-up.

go to canon's web site:

https://printerhub4you.com/canon/?gclid=EAIaIQobChMI4qjN0JLn9wIVooNaBR0JJwQsEAAYASAAEgKXjvD_BwE&gclid=EAIaIQobChMI4qjN0JLn9wIVooNaBR0JJwQsEAAYASAAEgKXjvD_BwE

and at the bottom is a update driver box request

Hi,

The developer would be Canon.

Try this:

https://www.usa.canon.com/internet/portal/us/home/support/details/printers/inkjet-multifunction/mx-series-inkjet/mx922/pixma-mx922