Unsubscribe peacock premium without equipment

How to unsubscribe peacock premium without equipment? I returned my cable tv equipment and only do streaming through direct apps to Disney, HBO Max, etc. I have already moved to a different internet provider and will get peacock through Walmart+. Xfinity and peacock suppport have been no help. They keep sending me to webpage info that does not work at https://www.xfinity.com/support/articles/peacock-manage-subscription