清理PDF
從PDF中刪除隱藏數據。清除後設資料、腳本和敏感信息。
上傳 PDF 文件
關於此工具
清理PDF從您的文檔中刪除隱藏數據和潛在敏感信息。去除後設資料、嵌入腳本、附件、評論和其他隱藏內容。
對於準備公開分發的文檔或當隱私是關注點時至關重要。
所有清理都在您的瀏覽器中進行，確保您的文檔保持隱私。
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. 公開發布 is a common example: 準備文檔以供公開分發。
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 清理並下載, 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 "上傳PDF文件": 拖放您的PDF文件或點擊選擇。 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.
使用方法
上傳PDF文件
拖放您的PDF文件或點擊選擇。
選擇要刪除的內容
選擇要去除的隱藏數據類型。
清理並下載
點擊清理清潔PDF並下載。
使用場景
公開發布
準備文檔以供公開分發。
隱私保護
在共享前刪除個人信息。
安全合規
滿足文檔處理的安全要求。
常見問題
刪除哪些隱藏數據？
後設資料、腳本、附件、評論、表單數據和隱藏圖層。
可見內容會受影響嗎？
不會，只刪除隱藏數據；可見內容保持不變。
這是可逆的嗎？
不，刪除的數據無法恢復。保留原件的備份。