ripped that sticker away and using the printer using USB only.
then, the various software they try to push they try VERY hard to get you into instant-ink. if you do accept, your printer is then firmware-flashed to check and look for HP genuine cartridges. in order to avoid lawsuits in Europe, by default the printer DOES NOT check for those. they do IF you accept the instant-ink contract, which contains a clause inside where YOU accept, as the customer, to see your rights reduced by the firmware of the printer to be modified so it will no longer accept all cartridges, but only HP ones with a chip for authentication....
HP. there's a place in HELL just for you.