When using Canon MG5600 series printers, there are many problems, the most common of which is the lack of printer drivers (Canon MG5600 series driver). The solution is very simple, you just need to install new or reinstall the Canon printer driver.
You can use the printer driver installation disc image, but the fastest way is to download it from the internet to install, because you probably won’t remember where the driver CD/DVD is, you can download the Canon MG5600 driver series right here.