# 备份设置

在虚拟机配置的**备份**选项卡中，您可以自动保存虚拟机快照，并选择是否使用 Time Machine 备份虚拟机。

要打开这些设置，请选择**操作** > **配置**，然后单击**备份**。

<figure><img src="/files/xmYoIVb3cy3yB1jF2obo" alt="" width="549"><figcaption></figcaption></figure>

<table><thead><tr><th width="289">选项</th><th>描述</th></tr></thead><tbody><tr><td><strong>SmartGuard</strong></td><td>要自动创建虚拟机快照，请依次选择 <strong>SmartGuard</strong> > <strong>详情</strong>和<a href="/pages/K7P2EkjjlAswzJHtahzJ">指定详情</a>-即多久创建一次快照、存储多少张快照，以及是否希望在快照新建前收到通知。</td></tr><tr><td><strong>Time Machine 偏好设置</strong></td><td><p>默认情况下，Time Machine 会随 macOS 文件一起备份您的虚拟机。<br></p><p>要将虚拟机从 Time Machine 备份中排除，请打开 Time Machine 偏好设置，并将虚拟机添加到排除列表中。<br></p><p>如果稍后需要再次备份虚拟机，请打开 Time Machine 偏好设置，并将虚拟机从排除列表中删除。</p></td></tr></tbody></table>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.