"Failed to open a connection to device" The application Canon IJScanner15f 15f" can't be opened error message for Scanning .
Mac Mini M1 running big Sur 11.6.5 Canon MG6851. all running perfectly until 2 weeks ago. Now scanner can't be found. Printer works fine. Just updated to 11.6.5 ,probables manifested with previous version of BS. Any fixes or ideas please?