Open the Canon IJ Printer Utility imagePROGRAF / PIXMA PRO ... PRO-1 PRO-10 PRO-100 PRO - 200 PRO-300 PRO-1000 ... PIXMA G ... PIXMA iP / iX ... PIXMA MG ... PIXMA MP / MX ... PIXMA TS
This article explains what to do if you see the error "You do not have permission to open the application “Canon IJScanner###" when scanning after installing the ICA driver for your scanner or multifunction printer on macOS 11.5.