Samsung Galaxy S9 / S9+ - Delete Messages

  1. From a Home screen, swipe up or down from the center of the display to access the apps screen.
    Note These instructions only apply to Standard mode and the default Home screen layout.
  2. Tap Messages Messages icon.
  3. If prompted to change the default SMS app, tap YES to confirm.
  4. From the Inbox, tap the Menu icon Menu icon (upper-right) then tap Edit.
  5. Select the message(s).
    Note Message is marked for deletion when the icon changes to a check mark.
    Note Message must be marked manually; there isn't a Select All option.
  6. Tap the Trashcan icon Trachcan icon (bottom-right).
  7. To confirm, tap Delete.
    Note If desired, select (check) Block numbers to reject future messages from the sender.