Because this is a technician-level utility, Canon does not host it on public consumer support pages.
Connect the printer to a Windows PC using a (Wi-Fi will not work in Service Mode). Canon Service Tool V5204 Free Download
If you want to make sure your download matches your setup, tell me: What is your exact ? Because this is a technician-level utility, Canon does
: Prints detailed information regarding the printer's status, including page counts and error logs. Because this is a technician-level utility
Press and hold the button (triangle inside a circle). While holding Stop/Reset, press and hold the Power button.