How to recover a compromised microsoft account.

Use Microsoft’s Sign-in Helper with the original account address; an “account doesn’t exist” message after an apparent alias change cannot be resolved by signing in to the newly created account.^1^

Recovery steps

1. Secure the device first
   • Open Windows Security → Virus & threat protection → Scan options → Full scan → Scan now.
   • Complete the scan before changing any passwords, because credentials could be captured again from an infected device.^2^
   • Change the password of the separate email account that receives security or recovery messages, and enable its two-factor authentication.
2. Run the Sign-in Helper
   • Open Microsoft’s hacked-account recovery page and start its Sign-in Helper.
   • Enter the original email address or phone number used on the compromised account—not the unfamiliar address and not the replacement account.
   • Follow the offered self-service or agent route. Microsoft specifically directs users who see “account doesn’t exist” or “We couldn’t find an account with that username” to this tool.^1^
3. Try another original sign-in identifier if one existed
   • Use any former alias, phone number, or Skype name that was previously attached to the compromised account.
   • Microsoft documents that another alias or phone number can be used when the usual email address is no longer recognized.^3^
4. If the helper offers contact support
   • Select Get Help → Contact Support and request the available account-security review.
   • Use the new account only to access support and receive replies.
   • State clearly that:
     • the original sign-in alias is no longer recognized;
     • the displayed recovery address is unknown;
     • two-step verification was not enabled by you;
     • you have already attempted self-service recovery.

Support cannot directly change account details or send a password-reset link; it must follow the ownership-verification process.^4^

If Microsoft sends you back to the recovery form

Since the earlier recovery attempt failed, submit again only with substantially more identifying information:

• old passwords;
• exact Outlook contact addresses and email subject lines;
• Skype ID and contacts;
• the hardware ID of a frequently used Xbox console;
• purchase or subscription information requested by the form;
• account details as they existed when it was created.

Submit from a device and location previously used with the account. Results are sent to the working contact address within 24 hours, and an unsuccessful form can be retried up to twice per day.^5^

Two-step verification can prevent recovery when none of its verification methods is accessible. Support agents cannot bypass those protections or manually edit the account.^5^ Because the verification method is reportedly unfamiliar, describe that fact through the Sign-in Helper or support route rather than presenting it as verification you configured.

Effect of recreating the email address

The new account is a separate Microsoft account. Creating it does not restore the compromised account, its OneDrive files, purchases, Xbox profile, subscriptions, or settings. Personal Microsoft accounts cannot be merged, and purchases, balances, game progress, and gamertags cannot be transferred between them.^6^

Do not publish the unfamiliar address, passwords, recovery codes, purchase details, or other identifying information on this public forum.

References

1. I can't sign in to my Microsoft account | Microsoft Support
2. How to recover a hacked or compromised Microsoft account | Microsoft Support
3. My username and password have stopped working | Microsoft Support
4. How to help keep your Microsoft account secure | Microsoft Support
5. Help with the Microsoft account recovery form | Microsoft Support
6. Combining Microsoft accounts | Microsoft Support