peta246 Said:
"How to upgrade ControlCenter app so my printer can work:mMy MacBook Pro, now upgraded, wont' talk to my Brother printer. Has anyone got a suggestion as to how I update the 'ControlCenter app', in order to support the system to print?"
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Troubleshooting Printers and macOS:
Have you updated your macOS, recently? What is the version?*** It may not be comp able, as of yet, meaning Canon still has yet to do their part in terms of providing the drivers.
***Go Here: Find out which macOS your Mac is Using - Apple Support