# 删除附件

删除附件前[科研动力](http://www.howsci.com)建议备份数据库，因此操作不可逆

**删除附件方法**

1. 双击文献打开文献编辑窗口
2. 找到 File Attachments 栏目，选中需要删除的附件
3. 依次打开菜单Edi >> Clear。[科研动力](http://www.howsci.com)认为这种方法真是蛋疼，直接按 del 键删除得了，非要这么麻烦

如果附件路径是绝对路径，只是删除的链接，原文件并不会删除。如果附件是相对链接，那么附件本身也会从数据库的 DATA 文件夹中删除。


---

# 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://kb.howsci.com/references/file-att/removing-a-linked-file-from-file-attachments.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.