If you are having issues with your HP Printer Ink Not Printing black or missing colors. This is a common issue that anyone can encounter for at least once while operating a printer. Try these steps to fix the issue: You should replace ink cartridges that are low on ink or empty. Double-check that the ink cartridges are installed correctly in their slots and that the tape covering the vents has been removed. You may be able to fix this problem by cleaning the clog on the cartridge vent with a pin. If your printer cannot detect cartridges, try using a different ink cartridge.