Upgrade version 3.2.2
In order to sync the complete CRM contact database with the Mailchimp email database, we added a feature in the CRM APP to push all CRM contacts to Mailchimp based on your selection algorythm. This feature is available on the contact list page as a 2-step process:
Mailchimp receives the request as a batch process. There are time delays between the request and completed data updates.