How to trim audio in Windows Movie Maker
Trim the audio clip can help you directly select the audio clip you want in video editing and also remove the extra-part.
How to trim audio
1. To trim your audio clip, you have to click the clip first. When the clips is selected, there will be a yellow frame.
2. Right-click the audio clip and choose "Trim".
3. You can move these two blocks to the position where you want to trim your audio.
The audio between these two blocks will be reserved.
4. Preview and click "OK" to confirm your editing.