So what kind of Windows 11 is running on my PC? System info says Win 11 Pro, but I am only using a local account, was never prompted for an MS account, get no a

So what kind of Windows 11 is running on my PC? System info says Win 11 Pro, but I am only using a local account, was never prompted for an MS account, get no ads nowhere, no nag screens for upselling office/OneDrive/etc. What kind of magic did the PC vendor perform for me?