If an account access problem then try resetting via the account recovery form https://support.microsoft.com/en-us/account-billing/help-with-the-microsoft-account-recovery-form-b19c02d1-a782-dee6-93c3-dc8113b20c42
Use the Get Help app here to chat online with someone by clicking link https://support.microsoft.com/ContactUs then "Windows", then underneath home support click on Get support in the Get Help Windows app
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