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- Deskjet 3720 black ink will not print

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06-23-2020 03:21 AM
i have a Deskjet 3720, my black ink is full and recently changed my coloured ink, I have done second level cleaning and allign, I have cleaned the cartridge but the black ink still will not print, only the colours are printed.
06-23-2020 01:35 PM
Dear Sofia10,
I would recommend making sure that the cartridge is not expired or damaged. If the cartridge is expired than I would recommend either replacing the cartridge, or to follow steps online to unclog the cartridge manually. If it is not expired, then I would recommend calling HP Support. They will be able to connect to your printer remotely, and may send a replacement cartridge if necessary.
Have a great day!