1、首先将电脑重启,按“F8”键进入“带命令提示符的安全模式”,如下图所示。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e61190ef76c6a7ef51f8405bedfaaf51f2de66f5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、进入带命令提示符的安全模式,如下图所示。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/810a19d8bc3eb135f2195fc6b61ea8d3fc1f44f5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、然后输入命令:cd c:\windows\system32\ 回车,(回车就是敲击键盘回车键 )再输入:bcdedit /set {default} osdevice boot 回车,再输入:bcdedit /set {default} device boot 回车,最后输入:bcdedit /set {default} detecthal 1 回车。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/cefc1e178a82b9015c742b4e638da9773812eff6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、然后重启电脑,电脑成功启动并恢复正常,如下图所示就完成了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0b7b02087bf40ad1553d2f9e472c11dfa8eccef6?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)