Yes. You can delete discussion posts, comments, replies, and chat messages.
To delete a message on Android, navigate to the message or discussion you'd like to delete. By tapping the chat icon in the bottom navigation.
Locate the chat room where the message is that you want to delete. Once located tap the chat room to open it.
Locate the specific chat message you'd like to delete. Then tap the pencil icon below the chat message.
Confirm that you want to delete the chat.