SFMC comes with default unsubscribe functionality which itself is smart enough to handle critical functionality of unsubscribe procedure, however the challenge here is that we cannot customize its unsubscribe page to give our users personalized and attractive landing page.
Currently Salesforce Marketing Cloud not supports QR Code hence I have created custom SSJS code using the Google QR API. Please find below same.
In Salesforce Marketing Cloud, most of the time we need to retrieve the Publication Lists associated to the Subscriber. Please find below SSJS code snippet for same. UI FORM SECTION PROCESSING PAGE SECTION :