Samsung phones don't let users delete Facebook Posted by theodormarcu on Tuesday January 08, 2019 @02:47PM from the bloomberg.com dept. https://www.bloomberg.com/news/articles/2019-01-08/samsung-phone-users-get-a-shock-they-can-t-delete-facebook ( 1 comment | 19 points | on HN )
1) deactivate the app, as stated in the article
2) create a shortcut to mbasic.facebook.com. This allows private FB messages without the need for Messenger
3) Prefer discussions in private groups to avoid spamming all friends with one's Facebook activity.