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戴尔电脑怎么设置U盘启动？戴尔电脑U盘启动教程

更新时间：2026-08-19 13:47:48 | 编辑：争端 | 信息来源：互联网

　　戴尔电脑怎么设置U盘启动？有不少朋友使用的是戴尔电脑，在系统出现问题无法进入桌面的时候许多人想到要重装系统，已经制作好U盘启动盘，就是不知道怎么设置U盘为第一启动项，今天系统之家小编就为大家详细讲讲戴尔电脑如何设置U盘启动，按教程操作即可。

　　方法一：

　　如果开机遇到的是如下画面。

　　那么按F12就可以进入boot options启动选项，直接选择U盘启动盘就行了，很简单。

　　将制作好的u盘启动盘连接到电脑后，重启电脑，在电脑启动的时候连续按下键盘上的"F12"键，进入启动菜单，选择带有"USB"字样的选项，然后按下确定键，如下图所示：

　　方法二：

　　还有很多朋友开机遇到的是这个画面。

　　说明用的是American Megatrends主板，那么就要进入BIOS界面设置U盘启动。

　　1、根据提示是按F12进入BIOS。

　　2、找到“BOOT”栏目，将“Secure Boot Control ”选项修改为“Disabled”，如下图所示：

　　3、在找到“Boot Mode”选项，将其修改为“Legacy”，如下图所示：

　　4、完成以上操作后，按F10，保存设置并重启电脑，在按快捷键ESC，在弹出的启动选项窗口中，选择U盘即可U盘启动，如下图所示，U盘为“General UDisk 5.0”。

　　以上就是戴尔电脑设置u盘启动的教程，如果你的电脑是组装机，那么要看主板是什么牌子的才行，不同主板进入bios的方法不一样，不过大体思路是相通的。

上一篇：铭瑄主板怎么进入bios设置u盘启动？

下一篇：外星人笔记本怎么进入U盘启动？


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