I have cleaned the contacts on printer and cartridge - it doesn't work. Same message.
If you have tried all the steps in the below document, if the issue persists, this could be a hardware issue.
Click here: https://support.hp.com/in-en/product/hp-envy-4520-all-in-one-printer-series/5447920/model/11534751/d...
I would personally suggest you contact our HP Support.
Click here: www.hp.com/contacthp/
Keep me posted on further assistance. Hope that helps!
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Have a great day ahead!
Raj1788I am an HP Employee
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