How to delete my conversation for messenger off an iPhone? How do I delete my conversation for messenger off an iPhone? Dominique 05.01.2013 ↓Related discussions How to save conversation on iPhone messenger? How to delete a facebook conversation on Iphone? How to delete ONE text conversation thats over 2GB? (IPhone)? How to delete a conversation on the Facebook iPhone app? I have a iPhone not android but should I still delete Facebook messenger?