Small thing, they have a month to answer to you, otherwise they are violating the GDPR. Certainly if only a few people ask their data deletion and they don’t answer to them, they won’t risk anything, but if a lot of people do they might get in trouble
We’re talking about the same company that tries to “gift” free months of ink in exchange of buying only genuine (and overpriced) HP ink for the rest of the printer’s lifetime, and obviously if you accept you can’t use the printer offline.
I still have an “old” HP printer and, as long as it works, I’ll keep it, but seeing their practices I don’t know if I would choose HP again for a new printer