Add music, sound effects, and voiceover in iMovie - Apple SupportHow to Add Music to iMovie is one of only three.

Music, sound effects, and narration can be added to your iMovie project.

In addition to the sound recorded with your video clips, you can add sounds to your iMovie project to create a fun and professional finished video.

If you want to add narration, record it in your iMovie project.

It adjusts to fit the length of the project when you add a song.You can change the length of the song.Multiple songs can be used in a project.If you want to change the mood of the music over time, you can shorten the first song and place a different song after it.

It behaves the same as a sound effect in the project if you add a song or other audio file that is less than 1 minute long.

When moving a video clip, the sound effect below it moves with the video, unlike songs, which are independent of video clips.

tap Audio, tap My Music, then tap Recordings if you want to reuse a voiceover recording.

You can adjust the volume of audio clips after you add sound to your project.You can change the volume of video clips that were recorded.

To increase or decrease the volume of an audio or video clip, tap the clip in the timeline, then use the Volume button at the bottom of the window.A Mute icon appears on the clip when you turn the volume down.

You can change the clip's speed or volume.You can learn how on iPad or on the iPod touch.

Audio files can be dragged into your timeline from the Finder.Using the media browser within iMovie, you can use songs from your music library and other locations.If you want to add narration, record it in your iMovie project.

You can drag audio files from the Finder and the Desktop into your iMovie project.Depending on where you drag the audio files, they behave differently.