# 自动锁定

## 为什么要设置定时锁定

如果你已经做过授权，并且长时间离开你的个人设备并忘记锁定，那么对于你的资产是极其不安全的。任何人都可以通过NightELF进行操作。 NightELF 默认会设置15分钟的锁定时间，十五分钟之内你如果未做任何操作，NightELF会自动锁定，以此来保护你的资产安全。

## 如何设置定时锁定

如果你认为默认时间太长或者太短，你可以对定时锁定时间进行设置。我们提供了部分时间区间供选择，你也可以选择不需要自动锁定。

![Lock](/files/-Lubkf05YpeEm5cvhARE)


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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:

```
GET https://docs.browser-extension.aelf.io/langs-zh/user/lock.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

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.