How to Add Bubble Effects to Your Messages on iPhone. To manually add bubble text effects to your iMessage: Open the Messages app. Choose an existing conversation or hit the new message icon.

If you're using the stock Messages app on a Samsung phone, the blue dot at the bottom of a contact's profile icon means that both you and that contact have RCS messaging enabled.

Google Messages now supports shared group chat icons and names for RCS that everyone can see — here's how to use them.