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 a conversation on the Facebook iPhone app? How to delete ONE text conversation thats over 2GB? (IPhone)? On my iPhone 6 how do I delete one message without deleting the whole conversation?