How to add Music and/or Sound Effect

1. Tap the [Music]
   
   
   
   
2. Choose the music and tap the [Use] button
   
   
   
   
   
3. You can easily edit the file you added
   
   
   
   

To add Sound Effects, go to Edit menu > [Sound Effect]. You can add/edit Sound Effects in the same way as adding background music.