Hi @DominicV-2484,
Thank you for posting your question in the Microsoft Q&A forum,
Unfortunately, creating a new Microsoft account does not restore access to your original account or its data. Each Microsoft account is treated as a separate and independent identity, and:
- OneDrive files are encrypted and tied specifically to the original account
- Sharing permissions must be authorized by signing in to that original account
- A new Microsoft 365 subscription applies only to the new account, not the old one
I noticed that your post is tagged under Microsoft Security | Microsoft Authenticator, so I’d like to clarify a few details to better understand your scenario and guide you correctly.
Could you please confirm what type of Microsoft account your original account is?
- A personal Microsoft account (for example, an email address ending with @outlook.com, @hotmail.com, or similar), or
- A work or school (business) account (for example, an address ending with @onmicrosoft.com or a custom organization domain)
Additionally, when you attempt to sign in to the original account:
- Do you see any specific error message or security notification?
- If possible, could you please share the exact wording of the message or a screenshot of the notification? (Feel free to hide or blur any personal or sensitive information.)
Thank you again for your time and understanding. While this initial response may not resolve the issue immediately, confirming these details will help clarify the account type involved and allow me to provide more accurate and relevant guidance.
I appreciate your patience and look forward to your response.
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