Insert the magenta syringe into the hole at the top of the. Canon Printer Ink Refill Kits - Canon Bulk Inks - Canon ink refill - Canon inkjet ink - inkjet printer ink. Refilling Your Canon Printer Ink Cartridge · Gather Supplies · Remove Cartridge · Locate or Create Refill Hole · Fill the Cartridge with Ink · Return. Here are some options for you to choose from:. Over time, the ink nozzles of the cartridge will dry up. Get all the tech help you need with wikiHow Tech Pro Learn more. We get canon printer cartridge refill instructions. Insert ink into the cartridge using the refill syringe and the hole you just enlarged or created.