To add a track to a playlist, or to add a track to a multisource playlist you must:
- Click on the "+" button
- Open the app Menu by clicking on the three bars
- Select the music you want
- Click on the three dots near the song title of your music
- Click on "Add to a playlist" or "Add to a multisource playlist"
To create a playlist, click on the three dots next to one of your tracks. Then, press "Add to Playlist" and click on the "+" icon on the top right of the screen. Name your playlist and press "Ok".