For anyone reading this, you can easily upgrade your windows installation locally for free with “windows activation scripts” (hosted on GitHub).
It even has a oneliner you paste into a command prompt which guides you through.
And yeah it sure sounds shady, but it works great and Microsoft will only get money from selling my data as they would do anyways even if I paid.
Problem with that is that taking away even specific parts of the dataset can have a large impact of performance as a whole… Like when they removed NSFW from an image generator dataset and suddenly it sucked at drawing bodies in general