A Microsoft 365 olyan funkciói, amelyek segítenek a felhasználóknak kezelni előfizetéseiket, fiókbeállításaikat és számlázási adataikat.
Hello AB8930, by your description it seems that your mother's account was hacked and exchanged contact information.
To try to recover your account click the link below and fill out the Microsoft account recovery form.
Recover your account
How to recover a hacked or compromised Microsoft account
https://support.microsoft.com/en-us/account-bil...
Help with the Microsoft account recovery form