Flatten a PDF form
Flattening converts a filled-in form into an ordinary, non-editable PDF: the values you typed are painted into the page itself and the interactive fields are removed. What you see is what everyone gets — no one downstream can click into a field and change your answer, and viewers that render form fields badly can’t mangle the layout.
This runs entirely in your browser, which matters for exactly the documents that need flattening: court filings, government applications, signed agreements — forms full of names, case numbers and financial details. When you drop a file, the tool reports how many fillable fields it found before you commit. (Filing with a court? Read the e-filing guide — several federal courts require flattening explicitly.)
Drop your PDF here
Or click to browse. Processed on your device, never uploaded.
Checking for form fields…
How it works
- Drop your filled PDF form above — the tool reports how many fillable fields it found.
- Click “Flatten PDF”. Values are painted into the pages; the interactive fields are removed.
- Download the flattened copy.
- Keep your original if you may need to edit answers later — flattening is one-way.
Why courts and agencies ask for this
The U.S. Court of Appeals for the Fourth Circuit puts it plainly in its CM/ECF guidance: filers must flatten completed fillable forms “to ensure the document can be viewed on all devices and to prevent other users from manipulating or editing the information” (checked July 2026). Unflattened fields have a habit of displaying blank in other viewers — the data is there, but a non-Adobe reader without the right rendering support shows empty boxes. Flattening removes the ambiguity: the text becomes ordinary page content.
The traditional workaround is printing to PDF, which flattens but also re-renders the whole document and often bloats scanned pages. This tool flattens surgically — only the form layer changes; everything else in the file passes through untouched.
Good to know
- Flattening is not redaction. It makes values permanent and visible — it does not hide anything. Never “flatten over” text you meant to remove.
- If the tool reports zero fields, your “form” is probably a scan of a paper form — the boxes are pictures, not fields, and there’s nothing to flatten.
Frequently asked questions
Is flattening reversible?
No. After flattening, the fields are gone and their values are ordinary page content. That’s the entire point — but it means you should keep the unflattened original for your records.
Will checkboxes, radio buttons and dropdowns flatten too?
Yes — their current visible state (checked, selected value) is painted into the page. Fields that were never given a value flatten as empty, exactly as they appear.
Does flattening remove digital signatures?
A cryptographic digital signature will no longer validate after any modification, flattening included — the file’s bytes change. If your document carries a validated digital signature, flattening should happen before signing, not after.
My court rejected my PDF for “active form fields”. Will this fix it?
That rejection is precisely what flattening addresses: the filing system detected interactive fields. Flatten the filled form here and refile. Check your court’s local rules for any additional requirements (fonts, bookmarks, redaction standards).