navgationkit-docs-sphinx/source/common/os/boot_repair/doc.md

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# 引导修复
当你的设备显示类似这样的画面,并且无法进入系统时,这表明是操作系统的引导出了故障,本文将帮助你修复系统引导。
![](imgs/boot_repair_grub2.jpg)
## 准备
1. *重要!* 进入`Live`版AutolaborOS[参考此处](/usedoc/navigationKit2/common/os/live/doc)
2. 通过Wi-Fi或网线将Live版AutolaborOS接入互联网
## 开始
1. 在终端中依次运行如下命令
* 添加软件源
```
sudo add-apt-repository ppa:yannubuntu/boot-repair
```
* 安装`boot-repair`
```
sudo apt-get install -y boot-repair
```
* 启动`boot-repair`
```
boot-repair
```
2. 选择`Reconmmended repair`
![](imgs/boot_repair_bootup.jpg)
3. 引导修复完成后请弹出U盘并重启
## 常见问题