Where to Find and Install Email Marketing Addons
All email marketing add-ons can be found, installed, and automatically activated on the add-ons page of MemberPress, except the MailerLite add-on, which is a third-party integration and you can find it here - https://beaninternetblackbelt.com/wp-plugins/.
To find them, please go to your WordPress Dashboard -> MemberPress -> Add-ons page.
This is also shown here:
To configure your selection, please follow the instructions for your marketing add-on by clicking on your choice on this page.