Not just that but also uploads a copy of the key to their Microsoft Account...

Many modern Windows computers rely on full-disk encryption, called BitLocker, which is enabled by default. This type of technology should prevent anyone except the device owner from accessing the data if the computer is locked and powered off. But, by default, BitLocker recovery keys are uploaded to Microsoft’s cloud, allowing the tech giant — and by extension law enforcement — to access them and use them to decrypt drives encrypted with BitLocker, as with the case reported by Forbes.

In my case is Kernel Anticheats that work exclusively on Windows. It's a pain to switch to Windows just to play those games. Obviously the fastes way to fix this is to directly not play those games anymore.