Question
I've replaced the ink cartridges on my HP 6978, but the print quality is still poor. What could be the problem?
Asked by: USER5973
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111 Answers
Answer (111)
Ensure the new cartridges are genuine HP cartridges and properly installed. Also, check the print head for clogs and run the printer's cleaning function. If the problem persists, the print head itself may be faulty and require replacement.