Scratch

It’s true. Every book, movie, game or piece of software you’ve ever used (unless you made it yourself) has been subject to some kind of licence, that can be revoked.

You can easily find out. 2 machines (even virtual machines) one set it’s DNS to the PiHole, one not.

Both hit the same sites in the same order. Compare network traffic.

Anycubic has (imo) dire customer support. I’m rooting for you, but don’t expect any delivery updates until you hear your doorbell ring.