apparmor configurations are placed in /etc/apparmor and /etc/apparmor.d. In particular for CUPS look at the file /etc/apparmor.d/usr.sbin.cupsd. I don't own a canon printer, so I cannot help more than this.
apparmor configurations are placed in /etc/apparmor and /etc/apparmor.d. In particular for CUPS look at the file /etc/apparmor. d/usr.sbin. cupsd.
I don't own a canon printer, so I cannot help more than this.