These are used for the bulk emailing from Zigaflow, not from MailChimp.
1. Click on the Cog - this is only available to Admin users.
2. Click "Email Templates"
3. Click "Contacts"
4. Email templates are listed here. Click on one to edit
5. After you have updated it, click "Save & Preview" to preview
6. Click "ร"
7. Use the "Save" button to save without previewing
8. Click "ร" to close it