电脑主板上的usb接口坏了,可以把主板拆下来,找专业的芯片级维修,是能够修复的。
1、将USB设备换到主板上其它USB接口试下。
2、将USB设备连接到电脑主机的前置USB接口试下。
3、如果全部都不行,说明主板有问题了,找专业维修处理。
4、如果是笔记本,建议找售后或专业维修处理。
解决电脑前面USB接口没反应的简单办法:
1、首先按快捷键【win】+【x】,然后点击【控制面板】
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d53f8794a4c27d1ed42acede17d5ad6eddc4389f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、进入【控制面板】,右上角的查看方式选择【小图标】。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/242dd42a2834349b8ad9e49fc5ea15ce37d3bec9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、然后在找到【设备管理器】,点击进入。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/dbb44aed2e738bd4f638472bad8b87d6277ff98b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、然后在磁盘驱动器里面找到【移动设备】。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/cdbf6c81800a19d85c6e711f3ffa828ba61e46bf?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、然后右键单击,选择【卸载】。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/3b87e950352ac65c84f99369f7f2b21193138a28?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、卸载成功之后重新插入usb设备,等待自动加载即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/6c224f4a20a44623662450789422720e0cf3d73a?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)