Title: Error 400: invalid_request
Last modified: March 29, 2022

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# Error 400: invalid_request

 *  Resolved [wpgmailtnt](https://wordpress.org/support/users/wpgmailtnt/)
 * (@wpgmailtnt)
 * [4 years, 2 months ago](https://wordpress.org/support/topic/error-400-invalid_request-3/)
 * You can’t sign in to this app because it doesn’t comply with Google’s OAuth 2.0
   policy for keeping apps secure.
 * You can let the app developer know that this app doesn’t comply with one or more
   Google validation rules.
    Request Details The content in this section has been
   provided by the app developer. This content has not been reviewed or verified
   by Google. If you’re the app developer, make sure that these request details 
   comply with Google policies. redirect_uri: urn:ietf:wg:oauth:2.0:oob

Viewing 1 replies (of 1 total)

 *  Plugin Author [Shahjahan Jewel](https://wordpress.org/support/users/techjewel/)
 * (@techjewel)
 * [4 years, 2 months ago](https://wordpress.org/support/topic/error-400-invalid_request-3/#post-15525471)
 * Google Recently changed their API, We will release an update soon.

Viewing 1 replies (of 1 total)

The topic ‘Error 400: invalid_request’ is closed to new replies.

 * ![](https://ps.w.org/fluent-smtp/assets/icon.svg?rev=2458343)
 * [FluentSMTP - WP SMTP Plugin with Amazon SES, SendGrid, MailGun, Postmark, Google and Any SMTP Provider](https://wordpress.org/plugins/fluent-smtp/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/fluent-smtp/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/fluent-smtp/)
 * [Active Topics](https://wordpress.org/support/plugin/fluent-smtp/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/fluent-smtp/unresolved/)
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 * 1 reply
 * 5 participants
 * Last reply from: [Shahjahan Jewel](https://wordpress.org/support/users/techjewel/)
 * Last activity: [4 years, 2 months ago](https://wordpress.org/support/topic/error-400-invalid_request-3/#post-15525471)
 * Status: resolved