An SMTP provider is required in order for your email autoresponders to function. Popular SMTP providers include MailGun, SendGrid, SenInBlue, Amazon SES, and MailJet.
Navigate to CRM menu Administration > Plugins
Select SMTP Setup
Click on “Add New”
Enter in the name, hostname, port number, from email, username and password for your SMTP server then click Add.
4. Once added, click on "Test" within the SMTP table to test your new setup
5. Enter an email and click on Send Test Email
6. If the test was successful, you will receive a successful response.
7. You will need select the SMTP provider when creating email events within Email Autoresponders.