---
name: PDF Decrypt
slug: pdf-decrypt
category: Automation
description: PDF Decrypt unlocks encrypted PDF files given a password. Use it when you need to remove a PDF password or convert a protected PDF into an unencrypted copy.
github: "https://github.com/CoderWanFeng/python-office/tree/develop/skills/pdf/decrypt4pdf"
language: Python
stars: 1339
forks: 301
install: "npx degit https://github.com/CoderWanFeng/python-office/tree/develop/skills/pdf/decrypt4pdf ~/.claude/skills/decrypt4pdf"
installs_to: ~/.claude/skills/decrypt4pdf
source_path: skills/pdf/decrypt4pdf/SKILL.md
collection_size: 50
category_size: 1523
collection_url: "https://dirskills.com/collections/CoderWanFeng/python-office"
added: 2026-08-12T04:43:07.772Z
last_synced: 2026-08-12T04:43:07.772Z
canonical_url: "https://dirskills.com/skills/pdf-decrypt"
---

# PDF Decrypt

PDF Decrypt unlocks encrypted PDF files given a password. Use it when you need to remove a PDF password or convert a protected PDF into an unencrypted copy.

**Install:**

```bash
npx degit https://github.com/CoderWanFeng/python-office/tree/develop/skills/pdf/decrypt4pdf ~/.claude/skills/decrypt4pdf
```

## README

# decrypt4pdf Skill

> 解密 PDF 文件

## 功能描述

对加密的 PDF 文件进行解密处理。

## 所属分类

`office/skills/pdf/decrypt4pdf/`

## 调用方式

```python
from skills.pdf import decrypt4pdf

decrypt4pdf(
    password='123456',
    input_file='./encrypted.pdf',
    output_file='./decrypted.pdf'
)
```

## 参数说明

| 参数 | 类型 | 必填 | 默认值 | 说明 |
|------|------|------|--------|------|
| `password` | str | 是 | - | 解密密码 |
| `input_file` | str | 否 | - | 输入 PDF 文件名（包含路径） |
| `output_file` | str | 否 | - | 输出的解密 PDF 文件名（包含路径） |
| `input_path` | str | 否 | - | 输入文件的完整路径 |
| `output_path` | str | 否 | - | 输出文件的完整路径 |

## 返回值

`None`

## 使用示例

```python
from skills.pdf import decrypt4pdf
decrypt4pdf(password='mypassword', input_file='./encrypted.pdf', output_file='./decrypted.pdf')
```

## 视频教程

https://www.python4office.cn/python-office/popdf/%E8%AF%BE%E7%A8%8B/6-decrypt4pdf

## 原始函数

`office.api.pdf.decrypt4pdf`