If you've purchased the printer in one country/region and moved to another, the printer will require a regional reset, in order to get the cartridges working from the new region, that said, here's what I recommend:
You may send a private message to the HP Facebook Team: https://www.facebook.com/HPSupport/ for a faster response. If you've already attempted the same and need a response here, I'll need a few more details,
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