Samsung Galaxy S8 / S8+ - Set Default Messaging App

  1. From a Home screen, touch and swipe up or down to display all apps.
    Note These instructions apply to Standard mode and the default Home screen layout.
  2. Navigate: Settings Settings icon > Apps Apps settings icon.
  3. Tap the Menu icon Action overflow icon then tap Default apps.
  4. Tap Messaging app.
  5. Tap one the following SMS apps:
    • Messages Messaging
    • Message+ Message+ icon