To fix hp printer ink cartridge problems, reset your printing device. Ensure that your printer and computer firmware are updated. Also, examine your current printer cartridge. If they are dirty or dusty, clean them. If you get the Non-Original Ink error, just press 'Proceed' on the message. Then, carry on with the printing process. If you get an incompatible ink cartridge error, ensure that the cartridge model numbers match your printer model and your region. Then, check if they are installed properly in the corresponding slots.
