Forum Discussion
Issues with user accessing external tenant and not receiving MFA notifications
I have a user that has been invited to access some Sharepoint content in an external O365 tenant. When this user attempts to access the external content he is prompted for MFA, which he is set up for...
Did you get any further with this. I'm having a similar issue, external sharepoint asking for 'approve sign in request' to their Authenticator app, but no notification is received. I look in Azure and can see a failure for the user in 'sign-in logs' stating 'The user didn't complete the MFA prompt'. The only thing I could see was the 'onmicrosoft' fall back account name is referenced in the request, not the users default account name. 'Internal' MFA & Authenticator requests work fine.
- Just thinking it may be because of the MFA device registered with the external tenant. Trying to get them to revoke/re-register/delete MFA for the user in their Azure.......
