Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Hi! What this normally means is that your personal Microsoft account is still linked to a work/school organization as a guest or leftover tenant association, so the account closure process cannot finish until that link is removed.
Check whether the account appears under any organization in the My Account portal by following the steps here:
If you have ever used Teams Free, also check whether an organization is listed there and leave it if available by following:
In addition, on any Windows device where this account was used, go to Settings > Accounts > Access work or school and disconnect any old organization connection by following: https://support.microsoft.com/en-us/windows/manage-user-accounts-in-windows-104dc19f-6430-4b49-6a2b-e4dbd1dcdf32.