Run the clean print cartridges utility- open the printer settings and on the devices services, click on Clean the Printer Cartridges, then follow the onscreen instructions. There are different levels of cleaning, start from the lowest. Clean the contacts- remove the black ink cartridge from the printer and clean the nozzle with a clean cotton material that will not get stuck in the ink cartridges. Clean only the copper colored contacts. Black cartridges only, remove and rest for two hours- remove the black ink cartridge, place the black ink cartridge on a leveled surface with the nozzle facing up. allow it to sit undisturbed for the next two hours. If none of the steps work, replace the defective ink cartridge.
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