![Locked Out of Microsoft 365 Global Admin Account Due to MFA (Error 500121) [7 Fixes]](https://winfix.fdaytalk.com/wp-content/uploads/2025/10/gy6jh-1024x683.avif)
Posted inOffice & 365 Fixes
Locked Out of Microsoft 365 Global Admin Account Due to MFA (Error 500121) [7 Fixes]
If you’re the only Global Administrator in your Microsoft 365 or Entra ID tenant and suddenly find yourself locked out due to MFA issues. Many admins encounter Error Code 500121,…