OxygenPDF

平面化 PDF

將表單欄位與註解標註合併為靜態內容。

About Flatten PDF

What Flattening Does

Flattening a PDF converts interactive form fields and annotations into static page content. Text fields, checkboxes, dropdowns, radio buttons, and signature fields all become part of the page image. The values stay visible, but nobody can change them.

OxygenPDF detects how many form fields your PDF contains, shows you the count, and flattens everything in one click. The result is a standard PDF that looks the same as the original but with no editable fields. All processing happens in your browser.

When You Need to Flatten a PDF

Interactive fields are great during data entry. Once a form is complete, flattening locks it down.

Lock Completed Forms

After a form is filled out and signed, flatten it so recipients can’t alter the entries. The content becomes permanent.

Fix Printing Issues

Some printers and print services misrender form fields. Flattening eliminates the interactive layer, so what you see on screen is what prints.

Cross-Viewer Compatibility

Form fields render differently in different PDF viewers. Flattening bakes the content into the page so it looks identical everywhere.

Reduce File Complexity

Interactive elements add overhead to a PDF. Flattening strips that layer, sometimes reducing file size and always simplifying the document structure.

How It Compares

Flattening is a common PDF operation, but not every tool makes it accessible without a paid plan.

功能特色OxygenPDFAdobe AcrobatSejda
Flatten form fields
Shows field count before flattening
Batch processingDesktop only
No file upload requiredDesktop only
Free to useLimited

Your Forms Stay on Your Device

Filled forms contain personal data, signatures, financial details, and medical information. Uploading them to flatten is an unnecessary risk.

OxygenPDF flattens your PDF entirely in the browser. The file stays local. The flattened output downloads to your machine. Nothing gets transmitted.

平面化 PDF: 常見問題

關於此工具及其運作方式的常見問題。

永久免費

超過 67 種工具 — 永久免費
視覺化工作流程建構工具 — 自由串連多項工具

Pro

$9 單次付費
一次批次處理多個檔案
支持獨立開發
14 天退款保證

我們使用分析技術來了解工具的使用情況並改善使用者體驗。我們絕不會傳送您的任何個人檔案。