01-06-2020 11:21 AM
Very frustrated. Blue and yellow terrible printing c cleaned, aligned. Etc several times. No good
01-09-2020 08:59 AM
Welcome to the HP Support Community.
Does this happen while copying too? If you've another set of blue and yellow ink cartridges, try that.
Please perform the remaining steps from this document which you haven't: https://support.hp.com/us-en/product/hp-officejet-6810-e-all-in-one-printer-series/5390300/model/681...
Let me know if this helps.
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Have a great day!
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