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I have a Canon Pixma Pro-1 which I use regularly to print photos for competitions.  I operate an iMac 27" with OS X Sierra Version 10.12.  I use Photoshop exclusively for my photo processing.I only print on Canson papers primarily Bartya, Platine Fib...
I bought a Pixma MG5460 a couple of months ago.  All went well until I needed to print on a printable CD.  I finally worked out how to put my own custom design on it.  That one worked fine.  The next day I went to print another disc and the Quick Men...