Unable to authenticate with the external account provider.

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Posted on by Erandi

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Hi guys,

I am getting this error after trying to signing through Microsoft account. I set up the Microsoft as the identity provider for creation of signing process. I followed below Microsoft doc .

https://learn.microsoft.com/en-us/power-pages/security/authentication/oauth2-microsoft?WT.mc_id=ppac...

Please help to solve this issue?

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fm_skeller 277 Super User 2025 Season 1 on at

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Re: Unable to authenticate with the external account provider.

Is the power pages tenant the same as the Azure AD tenant? If so, using Azure AD should work out of the box - if the setting Authentication/Registration/AzureADLoginEnabled is set to true :
fm_skeller 277 Super User 2025 Season 1 on at

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Re: Unable to authenticate with the external account provider.

You might want to stop sharing your client secret? 😨