2. Open the Apple Player: after opening, you can see the main interface, with the playlist on the left and the song information currently being played and the playback progress bar on the right.
3. Add music to the playlist: click the plus sign icon in the lower left corner, select the music folder to be added, and add the music to be played to the playlist.
4. Start playing: Select a song in the playlist, and then click the play button to start playing.