Why do some fields show "(not set)"?

Not every PDF has all metadata fields filled in — many PDFs, especially scanned documents, only set a few or none at all.

Can I edit this metadata with this tool?

No — this tool only reads and displays metadata; editing isn't currently supported.

Check a PDF's title, author, and other document properties without opening it in a full PDF editor.

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Why do some fields show "(not set)"?: Not every PDF has all metadata fields filled in — many PDFs, especially scanned documents, only set a few or none at all.
Can I edit this metadata with this tool?: No — this tool only reads and displays metadata; editing isn't currently supported.

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