Unsubscribe link is mandatory on each of your campaign as required by the law.
Bellow, you’ll learn how to insert an unsubscribe link to your campaign.
First, navigate to your template and reach the bottow of your message.
Enter a message link “Unsubscribe” and highligh the text. The tool bow will display. Pick the following button:

Add an unsubscribe link with Jackmail
Then, fill the fields as following:
Congratulations, your optin link is done!
Here the video version of this tutorial: