Sole Global Administrator and locked out due to an MFA issue with the Authenticator app

Question

Sole Global Administrator and locked out due to an MFA issue with the Authenticator app

Dain Evans / iocys 25

I am the only admin for a microsoft 365 business basic account and unable to log in to administer the account as I have lost access to the device registered with the microsoft authenticator app. No other means of authentication are available.

This is a full tenant lockout and I require need this issue to be escalated to the Data Protection Team

attn: @Anonymous

Shubham Sharma 17,935 Reputation points Microsoft External Staff Moderator

2026-03-03T01:19:36.76+00:00

Hello Dain Evans / iocys

Thank you for reaching out to Microsoft Q&A.

To resolve this, we need to engage the Data Protection team via a support ticket to unblock your access.

To proceed, I will need a few details from you. As this information contains Personally Identifiable Information (PII), please share the requested details via private message only:

Please send me the detail via private message. So, we can assist you further.
Dain Evans / iocys 25 Reputation points

2026-03-04T13:42:14.1833333+00:00

Thank you, requested information sent to you via private message

Answer accepted by question author

0 additional answers

Your answer

Shubham Sharma 17,935 Reputation points Microsoft External Staff Moderator

2026-03-03T01:19:36.76+00:00

Hello Dain Evans / iocys

Thank you for reaching out to Microsoft Q&A.

To resolve this, we need to engage the Data Protection team via a support ticket to unblock your access.

To proceed, I will need a few details from you. As this information contains Personally Identifiable Information (PII), please share the requested details via private message only:

Please send me the detail via private message. So, we can assist you further.
Dain Evans / iocys 25 Reputation points

2026-03-04T13:42:14.1833333+00:00

Thank you, requested information sent to you via private message

Answer 1

Shubham Sharma 17,935 Microsoft External Staff Moderator

Hello Dain Evans / iocys

We engaged with the Microsoft Data Protection team and have received confirmation that your MFA issue has now been resolved.

Please verify the access from your end and let us know if you continue to experience any issues.

Thank you for contacting Microsoft Q&A!

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