My son got the printer working by going through the "Add Device" menu instead of trying to download from Canon. I did not follow it all, but it looks like the printer was identified and associated wit a driver that way. Whew.
More info. After the win 11 driver could not detect my 2017 PIXMA MX922, I tried the original install CD-ROM that came with it (disk created 12/20/2016). Installation proceeded to "Printer Connection phase". It said "printer detected" and that insta...