, refer to Troubleshoot a "required privileges error" with the IJ Scan Utility from a Windows computer. When attempting to scan, you may get an error message that looks similar those below.
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.
Master Setup (Full Driver & Software Packages) For some models, when setting up the printer via a USB cable, after the USB cable is connected, an error screen appears without the driver installed. [Workaround]