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PDF Metadata Editor
Edit selected PDF document-information properties while preserving XMP and other objects.
PDF document, Info changes (JSON)
PDF, JSON
Browser only
Runs locally in your browser. Your files, pasted content and generated output are not uploaded. Reset clears this tool’s working data.
This tool needs JavaScript. If it does not load, refresh the page and try again.
How to use this tool
- Enter the displayed example values,or choose the local input files requested by the controls. Optional source files take precedence where labelled.
- Choose Edit Info properties and inspect the complete result and any reported limitations.
- Use Download result and each companion download link to save complete outputs. Reset clears output and restores example controls.
Examples
Info changes (JSON): {"Title":"Updated title","Author":null}
Limitations
- Set or clear explicit standard PDF Info properties. JSON keys:Title,Author,Subject,Keywords,Creator,Producer,CreationDate,ModDate. Values are strings up to4,096characters or null to remove;dates require a real UTC YYYY-MM-DDTHH:mm:ssZ. Unknown Info properties and all XMP are retained. This does not synchronize XMP or remove personal information throughout a document. Existing page contents,saved form appearances,links,attachments and supported document structures are retained. Signed PDFs,active content and unsupported preservation features refuse. Modified PDF at most100 MiB. One unencrypted PDF up to50 MiB,500pages and100,000objects. All processing stays in your browser;no target or embedded content is opened or fetched.120-second worker limit.
- Complete outputs only. Unsupported or oversized input is refused. Follow the displayed job-specific bounds and format policies.
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