[EarthMephit]

> The system settings UI on Windows 11 always shows an ad which says that an account should be used to use office and other apps.

Macs also do this with their iCloud accounts, with little widgets all around the place prompting you to log in to their app store, etc... if you don't have an account. Possibly those prompts or ads are even more "in-your-face" than Windows? Probably most Mac users don't notice them because most just create an account