需要准备的工具:电脑,Bios设置界面。
1、以戴尔电脑为例,直接按启动快捷键F12进入启动菜单选择u盘即可,进入BIOS设置。
![](https://iknow-pic.cdn.bcebos.com/2e2eb9389b504fc23fe508a9ebdde71191ef6de0?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、进入BIOS设置之后。找到”USB Storage Legacy Support”或”USB Storage Function”选项,设置为”Enabled”。
![](https://iknow-pic.cdn.bcebos.com/b03533fa828ba61ebe3170834f34970a314e59ba?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、再将UEFI/Legacy Boot设置为Legacy only或Legacy first。
![](https://iknow-pic.cdn.bcebos.com/b03533fa828ba61ebdc773834f34970a304e5974?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、然后设置csm开启,然后我们在BOOT 菜单下的Launch CSM 便显示可设置状态。
![](https://iknow-pic.cdn.bcebos.com/48540923dd54564e950c5f95bdde9c82d1584f34?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、开启之后我们按F10保存设置即可。
![](https://iknow-pic.cdn.bcebos.com/6f061d950a7b0208fd7c844d6cd9f2d3562cc8e1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)