ALL PDF TOOL

Edit PDF Metadata

Change PDF Title, Author, Subject and Keywords metadata online for free.

How to use Edit PDF Metadata

  1. Upload PDF document.
  2. Fill in Title, Author, or Keywords.
  3. Click "Update Metadata".
  4. Download updated PDF.

Technical Details & Specifications

This tool utilizes client-side pdf-lib WebAssembly object stream manipulation to parse document catalogs, isolate specific page node dictionaries, and re-index page structures directly within browser RAM.

Frequently Asked Questions

Does AllPDFTool's Edit PDF Metadata tool upload files to an external server?

AllPDFTool's Edit PDF Metadata tool operates 100% locally inside your web browser memory using WebAssembly and Web APIs, ensuring your documents are never uploaded to any remote server or stored in external databases.

Is there a file size limit when using AllPDFTool's Edit PDF Metadata?

AllPDFTool imposes no artificial file size restrictions or daily file count caps on the Edit PDF Metadata tool; processing capacity depends solely on your local device RAM.

Does Edit PDF Metadata work on smartphone and tablet browsers?

AllPDFTool's Edit PDF Metadata tool is fully responsive and functions seamlessly across desktop, tablet, and mobile browsers including Google Chrome, Apple Safari, Mozilla Firefox, and Microsoft Edge.

Is AllPDFTool's Edit PDF Metadata completely free to use?

AllPDFTool's Edit PDF Metadata tool is 100% free with no account registration, subscription fees, or hidden paywalls.

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