Hi Florian,
I tried that procedure b4, does not work. That helpful resource is nothing but to confirm that well before.
You said you are sure about !
Not naive but for 100$ for an adapter with a single chip I should be able to use it for private use. Why someone should be locking up “your” property?
I did paid for it, right?
Should be a way! Someone knows if possible physically reset or how to buy /get a licence .. whatever?