1、按电源键,单击(意为停止):删除按钮(不同品牌的电脑和主板,进入BIOS按键不同),进入BIOS。
![](https://iknow-pic.cdn.bcebos.com/43a7d933c895d143f64f536d7df082025aaf0746?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、使用键盘上的箭头键移动到第二项:高级BIOS功能,输入。
![](https://iknow-pic.cdn.bcebos.com/29381f30e924b899254cce7660061d950a7bf608?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、在打开的窗口中,使用箭头键移至:First Boot Device,输入。
![](https://iknow-pic.cdn.bcebos.com/8c1001e93901213f5562f9925ae736d12f2e952f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、在弹出的第一个Boot Device窗口中,使用箭头键移动到:CDROH,按Enter键。
![](https://iknow-pic.cdn.bcebos.com/a5c27d1ed21b0ef45f812f10d3c451da81cb3e16?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、返回“高级BIOS功能”窗口,然后按键盘上的F10键。
![](https://iknow-pic.cdn.bcebos.com/3b87e950352ac65cc0bfd13df5f2b21192138ac2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、我们弹出的小红色窗口:SAUE到CMOS和EXIT(Y / N)?输入“Y”(保存CMOS设置,然后退出),然后按Enter键(回车键)。
![](https://iknow-pic.cdn.bcebos.com/0b46f21fbe096b6340afe91e02338744eaf8acce?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、计算机自动重启,进入启动屏幕,然后进入系统。
![](https://iknow-pic.cdn.bcebos.com/2f738bd4b31c870122d605a8297f9e2f0708ff18?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)