Please Note: This is an NON-OEM Product for ink 63XL black and color combo pack for HP printers
Troubleshooting steps: If the ink cartridge is not recognized or functioning properly, try these solutions:1. Clean the cartridge and printer contacts with the accompanying eraser to remove dust or debris. 2. Check and adjust printer settings to ensure proper recognition. 3. Avoid touching the chip or ink nozzles. A clogged printhead will disrupt the printing function