FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Select the audio clip on the slide. Under Audio Tools, on the Playback tab, click Trim Audio. To determine where you want to trim your audio clip, in the Trim Audio box, click the Play button. When you reach the point where you want to make the cut, click the Pause button.

Detailed explanation-2: -On the Insert tab, select Audio, and then Audio on My PC. In the file explorer, browse to the music file you want to use, and then select Insert. With the audio icon selected on the slide, on the Playback tab, select Play in Background.