How to use
- Choose a PDF to auto-load metadata.
- Edit the fields you want to change.
- Click save and download.
FAQ
Will metadata changes affect file size?
Minimal impact — metadata is only a few bytes to a few hundred bytes.
Can I clear all metadata?
Yes, empty all fields and save.
About this PDF Metadata Editor
This tool uses pdf-lib to read and modify PDF document properties (metadata), including title, author, subject, keywords, creator, and producer. Reprocessing does not affect page content.