按以下步骤执行:
电脑:华为MateBook
系统:Windows10
软件:本地设置10
1、打开【我的电脑】。
![](https://iknow-pic.cdn.bcebos.com/0dd7912397dda1441f03f127a0b7d0a20cf48619?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、点击【控制面板】。
![](https://iknow-pic.cdn.bcebos.com/b3b7d0a20cf431ad73d8deac5936acaf2edd9819?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、点击【声音和音频设备】。
![](https://iknow-pic.cdn.bcebos.com/caef76094b36acaf92ea0b696ed98d1001e99c19?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、系统显示【声音和音频设备的属性】,有2种情况会导致扬声器没有声音:勾选了【静音】,则会没有声音,去除勾选即可。设备音量为最低,也会没有声音,调整至合适位置即可。
![](https://iknow-pic.cdn.bcebos.com/00e93901213fb80ebfdbfc4224d12f2eb9389419?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、若以上设置好还是没有声音,则点击【扬声器音量】。
![](https://iknow-pic.cdn.bcebos.com/a2cc7cd98d1001e9f836899aaa0e7bec54e79719?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、向右拖动如图光标,调节左右扬声器的音量。向左:低;向右:高。
![](https://iknow-pic.cdn.bcebos.com/2fdda3cc7cd98d10c1de91a4333fb80e7bec9019?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、若仍然没有声音,则点击【高级】。
![](https://iknow-pic.cdn.bcebos.com/203fb80e7bec54e7f0e6878bab389b504fc26a19?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
8、如果扬声器设置为【没有扬声器】,则也会没有声音。解决方法:选择其它任何一种设置便可。
![](https://iknow-pic.cdn.bcebos.com/4a36acaf2edda3ccc2ee25b513e93901213f9219?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://iknow-pic.cdn.bcebos.com/7aec54e736d12f2e710f33f55dc2d56285356819?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)