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Message 1 of 2
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Flag Post

My Envy 5660 won't print cleanly in black.

HP Recommended
Envy 5660
macOS 10.15 Catalina

Using my Envy 5660..Printing is not clean..unreadable. Diagnostic testing black looks like a piano keyboard, colors fine. Cleaned heads 3 times, no change. Re-alligned, no help. Ink levels shown as good.

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Message 2 of 2
Flag Post
HP Recommended

Change the black cartridge.

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