1. Turn on the computer, then open the ppt file that needs to be operated, and click Insert in the toolbar above.

2. Then, find the audio button on the pop-up page, insert audio at will, and you will see the option of a small speaker appearing.

3. Then, in the tool box, select the play option under the audio tool button.

4. If you check "Hide during show", the small speaker will be hidden. If you uncheck it, the small speaker will appear again.

Uncheck Hide during playback in the Audio Tools tab to re-display the small speaker button for playing audio.

1. Open the app software that needs to be edited and select Insert in the Tools tab.

2. Find the audio tab in the insert tab and insert a piece of audio at will. The small speaker button will appear.

3. Select the Playback tab below the Audio Tools tab in the toolbar.

4. If you check Hide during show, the small speaker will be hidden. If you uncheck it, the small speaker will appear.

1. First, we open the PPT software on the computer, play the PPT, and select the small speaker icon.

2. Then we click on the playback option at the top of the interface.

3. Then we click the Hide during show option at the top of the interface.

4. Then we can see that the speaker icon is a bit blurry at this time, and it will be hidden during the show.

5. In addition, we can also adjust other settings at the top of the interface, such as fade duration, etc.