1. Open the Messenger app on your Samsung device.
2. Tap the "+" icon in the top left corner of the screen.
3. Select "Add Content" and then select "Song Lyrics".
4. Enter the lyrics for the song you want to add. You can also copy and paste lyrics from another app.
5. Once you have entered the lyrics, tap the "Done" button.
6. The lyrics will be added to the song and will be displayed when the song is played.