PPT中直接删掉小喇叭图标或者在切换选项中设置为“无声音”即可,具体操作请参照以下步骤。
1、在电脑上打开PPT文件,在有小喇叭图标的幻灯片中,直接删掉该图标即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0e2442a7d933c8951325b761df1373f082020054?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、但是可以发现有些幻灯片没有小喇叭图标,但是放映时却有声音。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/377adab44aed2e736c9ea8368901a18b87d6fab1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、然后需要点击上方工具栏中的“切换”选项,在选项卡页面找到声音图标。可以看到声音选项框里面是有音乐文件的。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d439b6003af33a87da612900c85c10385343b59f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、点击“声音”选项的下拉按钮,在下拉框中选择“无声音”即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c9fcc3cec3fdfc033005caa2da3f8794a4c226ae?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、完成以上设置后,即可删除ppt中的背景音乐,此时点击放映PPT就没有背景音乐出现了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/77094b36acaf2eddee5660f3831001e939019300?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
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