Error Code: 399287 - Verify your identity!

Hien. Vu Trung 0 Reputation points
2025-08-13T04:19:05.23+00:00

Dear Microsoft Support Team,

My tenant can not authenticate with SMS and show the error in bellow.

My phone number is normal authentication with other tenant.

Kindly need your Assistant to solving my problem :

Screenshot 2025-08-13 100122.png

Microsoft Security | Microsoft Authenticator
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