If your store use Mailchimp to collect emails (popup), Follow this guide to Synchronise this emails with klaviyo.
I- Generate API in MAILCHIMP:
1- Loggin to Mailchimp
2- Go to Account > Extras > API keys
3- Generate New API For Klaviyo And Copy It.
II- SETUP THE INTEGRATION IN KLAVIYO:
1- Logging to you klaviyo account
2- In left down corner click and go to Integration
3- In Integration Click in ALL INTEGRATION and search for Mailchimp and click Add Integration >
4- PAST The API we copied from Mailchimp and CHECK the middle box that said (Create klaviyo list from mailchimp audiences) and click CONNECT TO MAILCHIMP



