Owner permissions
Some PDFs require the owner or administrator password, not merely the viewing password, to remove protection.
PDF Tools · Local processing
Unlock PDF
Remove PDF password encryption locally when you provide the correct password, without password guessing.
AES processing on your device
Unlock a PDF with its password
The practical guide
Create an unprotected copy using a password you already know.
The tool authenticates locally and rewrites the PDF without its encryption dictionary. It never attempts password cracking.
Unsupported protection
Certificate-encrypted, DRM-managed, damaged, or unusual PDFs may not be supported.
Privacy by architecture
Your files and tool inputs stay in your browser.
The selected files, inputs, settings, and outputs are processed in this page and are not uploaded to any server.
Questions, answered
Frequently asked questions
Is the PDF or password uploaded?
No. Authentication and decryption happen in this browser.
Will this guess a password?
No. You must provide the correct password.
Why does a viewing password sometimes fail?
A PDF can reserve protection removal for its owner/admin password.