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Security & Privacy

How to Remove Metadata From a PDF

Your name, your software and your file path may be inside every PDF you send. Here is what is stored, how to see it, and how to strip it.

May 10, 20262 min read

Every PDF carries a block of information about itself that never appears on any page. Most people have never looked at it, and it is one click away for anyone who receives the file.

What is in there

FieldTypically contains
AuthorYour name, or your computer's account name
TitleOften the original filename, including drafts and codenames
Subject and KeywordsWhatever the author typed, sometimes internal terms
CreatorThe application that made the document
ProducerThe library or tool that wrote the PDF
Created and ModifiedTimestamps, which reveal working patterns
XMP packetSometimes editing history and file paths

The awkward ones are Title and the XMP packet. A document titled "offer-v3-lowball" tells the recipient something you did not intend to say, and a file path can expose a client name, a matter number or an internal folder structure.

See what yours says

  1. 1Open the PDF in any reader.
  2. 2Find document properties — File → Properties in most desktop readers.
  3. 3Read the Description tab.
  4. 4Look at the Advanced or Custom tab too, where XMP data appears.

Strip it

  1. 1Open the Optimize PDF tool and add your file.
  2. 2Run it with metadata removal enabled.
  3. 3Re-open the result and check the properties are now empty.

Doing this locally matters more here than almost anywhere else: the whole point is that you do not want this information distributed, and uploading the file to strip it distributes it.

When you should keep it

Metadata is not always a liability. Archives depend on it; PDF/A requires structured metadata by design; a published report benefits from a proper title and author, and search engines use both. Strip it for confidential correspondence and disclosures, curate it for published documents.

The rest of the invisible content

  • Annotations and comments left by reviewers.
  • Bookmarks naming sections that were later cut.
  • Embedded file attachments.
  • Form field values that no longer display.
  • Earlier revisions retained by incremental saving.

A full clean-up pass handles these together, which is why "optimise" is the operation that removes metadata rather than a dedicated metadata tool.

Do it now

Optimize PDF

Optimize PDF for web and faster loading. It runs in this browser tab — your file is not uploaded anywhere.

Open Optimize PDF

Frequently asked questions

Can the recipient see who created my PDF?+

Usually, yes — the Author field is one click away in any reader.

Does redacting remove metadata?+

No. Page content and document metadata are separate; strip them as separate steps.

Is metadata used by search engines?+

Yes. Title and description influence how a PDF appears in results, which is a reason to curate it on published files.

Can metadata be recovered after stripping?+

Not from the cleaned file. Anyone holding an earlier copy still has it.

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