Remove Author From PDF Online
Find the author field first
If you need to remove author from PDF online, start by checking the PDF document-info fields. The value may appear as Author, Creator, Producer, Title, Subject, or a related property depending on how the PDF was exported.
PDF Parser is a good first step because it shows page count and document properties together. That helps you confirm you are inspecting the right file before cleaning anything.
Remove or replace the document-info value
For supported PDFs, Metadata Remover can remove document-info fields such as author, title, subject, keywords, creator, and producer from a new exported copy.
If you need the PDF to keep accurate ownership or descriptive fields, editing or re-exporting from the source application may be better than deleting everything.
Check for related fields
Author is not the only field that can identify the source of a PDF. Creator and Producer often reveal the app or workflow used to create the file, and timestamps can reveal when it was produced.
A careful PDF metadata review checks the full document properties group, not just one field.
Verify the cleaned PDF
After export, open the cleaned PDF again and confirm the author value is gone or updated. The original scan result does not prove the new file is clean.
If you are comparing a revised file with the old one, Compare PDFs can show whether document properties, page count, and text signals changed.