Please see https://www.usa.canon.com/internet/portal/us/home/support/details/printers/small-office-home-office-printers/mb5120/maxify-mb5120?tab=drivers_downloads
I Have updated to MAC OS 10.15/Catalinaand and also updated to the latest drivers. The scanner will not work for multiple scans on the 2nd scan attempt the message"Failed to open a session on the device" is displayed.If the application is Quit and th...