Adding a sound in a file inserts a sound that already exists on your computer into your presentation, or you can add a user's desired sound from another sound file.
Step 1: Press the "ctrl+0" key combination to open a presentation, as shown in the following illustration.
Step 2: Switch to the Insert Panel, click the Audio Drop-down button in the Media palette, and select the audio from File option in the pop-up list, as shown in the following illustration.
Step 3: Eject the Insert Audio dialog box, where you can select the appropriate audio file, as shown in the following figure.
Step 4: Click the Insert button to insert it into the slide and adjust its position as shown in the following illustration.
Step 5: Dip under the inserted audio file icon click the "Play" button, you can play audio files, listen to audio effects, and display the audio playback progress, the effect shown in the following figure.Classification: