Note: Since "M479fdw" is the specific model number for an (not Canon), I have written this guide to solve the confusion users face when searching for this specific driver.
If you already updated and your cartridges stopped working, you will need to buy HP "TerraJet" cartridges or roll back the firmware (which is a pain). m479fdw driver
A common complaint: "I installed the driver, but I can't scan!" Note: Since "M479fdw" is the specific model number