清理PDF
从PDF中删除隐藏数据。清除元数据、脚本和敏感信息。
上传PDF文件
关于此工具
清理PDF从您的文档中删除隐藏数据和潜在敏感信息。去除元数据、嵌入脚本、附件、评论和其他隐藏内容。
对于准备公开分发的文档或当隐私是关注点时至关重要。
所有清理都在您的浏览器中进行，确保您的文档保持私密。
Practical guidance before you use 清理PDF
Best for real document workflows
Use 清理PDF when you need a quick browser-based result without creating an account or sending routine documents through an unnecessary upload workflow. 公开发布 is a common example: 准备文档以供公开分发。
Privacy and file handling
EasyPDFNex prioritizes local processing in your browser. That means supported PDF operations run on your device, not in a public cloud queue. For sensitive files, review the output before sharing it, close the browser tab after downloading, and avoid processing documents you are not authorized to edit.
Quality checks after processing
After you 清理并下载, open the result and check page order, text readability, signatures, links, and form fields. If the source file is scanned, encrypted, very large, or damaged, try a related workflow such as remove metadata, flatten pdf, find and redact before repeating the task.
Start with a clean source file whenever possible. For 清理PDF, the first step is usually "上传PDF文件": 拖放您的PDF文件或点击选择。 This simple preparation step prevents most failed exports, missing pages, and formatting surprises.
Editorial review note
This guidance is maintained by the EasyPDFNex editorial team and reviewed for practical PDF workflow accuracy. Tool pages are written to explain when a feature is useful, what to check before download, and where browser-based processing has limits.
如何使用
上传PDF文件
拖放您的PDF文件或点击选择。
选择要删除的内容
选择要去除的隐藏数据类型。
清理并下载
点击清理清洁PDF并下载。
使用场景
公开发布
准备文档以供公开分发。
隐私保护
在共享前删除个人信息。
安全合规
满足文档处理的安全要求。
常见问题
删除哪些隐藏数据？
元数据、脚本、附件、评论、表单数据和隐藏图层。
可见内容会受影响吗？
不会，只删除隐藏数据；可见内容保持不变。
这是可逆的吗？
不，删除的数据无法恢复。保留原件的备份。