How to allow user to select list while unsubscribe

Steps to allow user to select list while unsubscribe

Step 1 :Go to WordPress Dashboard -> Email Subscribers -> Settings -> General

Step 2 : Enable “Allow user to select prefrence while unsubscribe”

Step 3 : That's it! So whenever the user clicks on the unsubscribe link in the email he will redirect to an intermediate page like below.
Users will be unsubscriber from the selected list only.