# 从macOS Recovery中重新安装macOS

[macOS Recovery](https://support.apple.com/kb/HT201314)使得重新安装Mac操作系统轻而易举，甚至你完整抹除了启动盘也能够恢复。只需要连接到Internet上，就可以通过macOS Recovery重装操作系统。

## 启动macOS Recovery

在按下电源键的同时安装以下组合键就能够进入macOS Recovery:

* `Command (⌘)-R` 重装你Mac最近安装的最新macOS系统(推荐)
* `Option-⌘-R` 更新到Mac硬件系统能够兼容的最新的macOS系统
* `Shift-Option-⌘-R` 重新安装你购买Mac硬件的随机相同版本的macOS（也就是旧版本）

## 参考

* [How to reinstall macOS from macOS Recovery](https://support.apple.com/en-us/HT204904)


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