1、把U盘插入电脑中,随后开机,当出现电脑屏幕画面时按F2进去BIOS,用键盘左右键找到Boot,再点击Enter就找到External Device Boot,如下图所示:
![](https://www.02405.com/wp-content/uploads/2023/01/image.webp)
2、点击Enter,选择Enabled,再点击Enter即可,如下图所示,Enabled是开启的意思,反之Disaled是关闭状态。
![](https://www.02405.com/wp-content/uploads/2023/01/image-4.webp)
3、然后用键盘上下键把光标移动到External Device上,如下图所示:
![](https://www.02405.com/wp-content/uploads/2023/01/image-5.webp)
注意:右侧有介绍怎么移动到第一项
4、按F5键把External Device移动到上面,如下图所示:
![](https://www.02405.com/wp-content/uploads/2023/01/image-6.webp)
5、先按F10键,然后再选择Yes保存。就可以实现U盘启动了,如下图所示:
![](https://www.02405.com/wp-content/uploads/2023/01/image-7.webp)