Managing personal Outlook.com account settings, security, and privacy
Hi,
I'm afraid that this is a user-to-user community. No one has access to accounts here.
A Microsoft account cannot be deleted unless you have access to it.
If the hacker changed the associated email address and phone number, the account cannot be retrieved. However, you can fill out the recovery form with all accurate information you know:
If you have turned on two-step verification and cannot access any of the alternate methods to get a verification, this form will not help.