Is your HP Envy 4520 printer shows an ink cartridge issue? The HP Printer not recognizing the Ink Cartridge issue can be caused by various reasons. The Ink cartridge error in HP Printer has shown when you have low or dried ink, improperly installed ink cartridge, and more. In this video, HP Experts have shared the causes and solutions to fix the HP Printer Ink cartridge error. In case you need any help to fix the issue then contact HP Printer experts through Free Live Chat.