How to convert from MailerLite Classic to MailerLite (new version)
Create a new version account: Click on the Mailerlite new version Click the New Account button Name your account You'll be prompted to migrate, but you'll need the API key from your classic account. Get the API key from your Classic account: Click your account name in the top right corner to open your account menu Got to integrations Click the use button beside Developer API Click the copy button to copy the API key Go back to your new account and follow these steps: Add the API key and ...