Black vertical lines on page when printing in color - HP Support Community - 5598639

scanning produces vertical colored lines - HP Support Community

Pagewide 477DW black problems with printing (possibly from 9

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Solved: Vertical black lines down middle of page - HP Support

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HP Deskjet 6830 and 6840 - Streaks or Lines in the Printed Image

Solved: Why is my printer not printing in color? - HP Support

Solved] Vertical Black Lines Down Middle of Page in HP Printer

Pagewide Pro MFP 577dw has streaks of black ink - HP Support