The method to cancel the PPT sound is as follows:
Method 1:
1. Here is the power point 2013 version as an example , first click on the [speaker icon] where you want to change the music volume on the homepage of the PPT
2. After entering the audio tool page, then click [Play] at the top of the page 】
3. After entering the playback settings page, finally click [Volume] on the page, and then set the volume to [Mute] to remove the PPT. sound.
Method 2:
Find the logo of the speaker, which is also the source of the sound. Click and press delete to delete.
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