Unlock PDF
Remove a known password or printing/copying restrictions from a PDF you own or are authorized to unlock. Free, no sign-up; this tool uploads your file over HTTPS and uses temporary server files.
Uploaded for temporary server processingSelect a PDF or drag & drop
One PDF, up to 25 MB
This tool uploads your file to our server. Unlock PDF needs server-side processing, so your file is sent over HTTPS and handled using temporary server files in a separate job directory. Cleanup is attempted when processing ends, but immediate or secure deletion cannot be guaranteed. Don't use this tool for files you can't upload to a third party.
How to unlock pdf
- Select your PDF. Choose or drag in the file to unlock.
- Enter the password. If the file asks for a password when opening, type it. If it opens fine but blocks printing/copying, leave it empty.
- Unlock. Press Unlock PDF. Your file is sent over HTTPS and processed on our server using temporary files to remove the password and restrictions.
- Download. Download the unlocked PDF. It now behaves like any ordinary PDF.
Want more detail? Read our full guide: How to unlock a PDF.
Why unlock a PDF?
A password that once protected a file becomes a daily obstacle once the file is safely in your own hands. Every time you open it you have to type the password again; some readers and preview panes refuse the file outright; and batch tasks like merging, printing or text extraction stall on the prompt. When a document no longer needs guarding (the deal has closed, the statement is filed, the team all has access) carrying the lock around just slows everyone down.
There are actually two different locks on a PDF, and this tool handles both. An open password is the one a reader demands before it will show you a single page; to remove it you must supply that password, because the file is genuinely encrypted. An owner password is different: the file opens normally, but printing, copying and editing are switched off. That restriction can be lifted without knowing any password at all, which is exactly what happens when you leave the field empty. Typical reasons to unlock:
- Stopping the endless password prompt on a file you own
- Re-enabling copy and print on a document you're allowed to use
- Preparing a PDF for merging, OCR or other processing steps
This is deliberately not a password cracker: it can't open a file you don't have the password for, so it only works on documents you own or are authorized to unlock. Because decryption uses qpdf on our server, your file and any password you enter are sent over HTTPS and processed using temporary server files in a separate job directory. Cleanup is attempted when processing ends, but immediate or secure deletion cannot be guaranteed.
Frequently asked questions
Is my file uploaded?
Yes. This tool uses qpdf on our server. Your file and any password you enter are sent over HTTPS. The file is processed using temporary server files in a separate job directory; cleanup is attempted when processing ends, but immediate or secure deletion cannot be guaranteed.
Can this crack a password I don't know?
No, and that's by design. You need the password that opens the file. This tool is for files you own or are authorized to unlock: removing your own password, or lifting restrictions a colleague asked you to remove from a document you have legitimate access to.
The file opens without a password but won't print. Why?
That's an owner password: restrictions on printing, copying or editing, applied without an open password. It can be removed without knowing anything, and that's exactly what this tool does when you leave the field empty.
Why unlock a file you can already open?
Convenience: a decrypted PDF works in every reader, allows copying text and printing, and stops prompting for a password. A common case is unlocking your own file after the protection is no longer needed.