Title: Double opt-in setup
Last modified: October 18, 2019

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# Double opt-in setup

 *  Resolved [Simone Montanari](https://wordpress.org/support/users/semikola/)
 * (@semikola)
 * [6 years, 7 months ago](https://wordpress.org/support/topic/double-opt-in-setup/)
 * Hi there,
 * I use MC4WP to integrate Mailchimp with Contact Form.
 * I’d like to subscribe the users that flagged the newsletter checkbox to 2 lists.
 * The only problem is that, one has to have the double opt-in and one no.
 * Is there a way to reach this result?
 * If I deflag the option for double opt-in in the Integration panel it does it 
   for both the lists.
 * Thanks a lot,
 * Simone
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fdouble-opt-in-setup%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 1 replies (of 1 total)

 *  [mc4wp](https://wordpress.org/support/users/mc4wp/)
 * (@mc4wp)
 * [6 years, 7 months ago](https://wordpress.org/support/topic/double-opt-in-setup/#post-12044649)
 * Hi Simone,
 * I’m afraid this won’t be possible in our plugin. Double opt-in is either on, 
   or off.
 * I recommend using 1 list (audience) and split that list in multiple interest 
   groups. That way only 1 opt-in is needed.
 * [https://github.com/ibericode/mc4wp-snippets/blob/master/integrations/wp-registration-form/add-to-grouping.php](https://github.com/ibericode/mc4wp-snippets/blob/master/integrations/wp-registration-form/add-to-grouping.php)
   
   To change that code to work on another integration method, see [https://github.com/ibericode/mc4wp-snippets/blob/master/integrations/integration-slugs.md](https://github.com/ibericode/mc4wp-snippets/blob/master/integrations/integration-slugs.md)
 * Hope that helps. If you have any questions, please let us know!

Viewing 1 replies (of 1 total)

The topic ‘Double opt-in setup’ is closed to new replies.

 * ![](https://ps.w.org/mailchimp-for-wp/assets/icon-256x256.png?rev=1224577)
 * [MC4WP: Mailchimp for WordPress](https://wordpress.org/plugins/mailchimp-for-wp/)
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 * 1 reply
 * 2 participants
 * Last reply from: [mc4wp](https://wordpress.org/support/users/mc4wp/)
 * Last activity: [6 years, 7 months ago](https://wordpress.org/support/topic/double-opt-in-setup/#post-12044649)
 * Status: resolved