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Discussion on: Sending Emails From Your Firebase App with Nodemailer using Gmail as SMTP

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druwilg profile image
Druw-Ilg

Stuck at Google account to select. The prompt respond with an Error 400: redirect_uri_mismatch.
Saying: "You can't sign in to this app because it doesn't comply with Google's OAuth 2.0 policy."

Any suggestion?

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chideraao profile image
Dera Okeke • Edited

Make sure that the client ID, client secret, and Authorized redirect URIs associated with your auto-generated credentials in the developer console are an exact match.