Unlock PDF
Remove a password you know, or restrictions that need none.
This tool runs entirely in your browser. Your file is never uploaded, and you can verify that in your browser's network tab. Verify it yourself: open your browser's network tab and watch. You will see one small request asking whether you have tasks left - a tool name and a hash, never the file.
What this does
This removes a PDF's encryption and its restriction flags and writes a plain document you can merge, print, edit or copy from like any other. It does not guess passwords. If the file needs one to open, you have to know it - a line this tool will not cross, stated here rather than discovered halfway through.
Two situations. A file that opens for everybody but declares that it may not be printed or copied, which is how documents arrive from banks, government portals and print shops all the time. Or a file you do have the password for and are tired of typing: an archived statement, a payslip encrypted by an employer's policy, a contract you need to fold into a bundle.
How it works
- Drop the PDF onto this page. It is inspected first, so you are told whether the document is genuinely encrypted or only carrying restriction flags.
- If it opens without a password, leave the password box empty - owner restrictions come off with nothing typed at all.
- If it asks for a password to open, type it. It is used inside your browser and is neither stored nor sent.
- Press Unlock PDF. A file that is not protected in the first place is refused rather than copied.
- The download starts on its own. The result opens with no password and carries no restrictions.
A permissions-only PDF is encrypted, but with an empty user password, which means every reader can already derive the key and open it. The restrictions ride along as flags rather than as cryptography. That is why removing them needs nothing from you: the lock was never locked, and the tool writes the document out again with no security handler on it.
There is no password recovery here and there will not be. Recovering a password nobody has is what a cracking tool does, and shipping one inside a privacy tool would make this a different product with different visitors. If you have lost the password to your own document, the realistic options are an earlier copy, a backup, or whoever sent it.
The advanced toggle that leaves a permissions layer in place is a narrow thing, for archives whose policy expects every file to carry a security handler. It rewrites the result with empty passwords, so the document still opens for anybody. It does not reinstate the restrictions the original carried: the permissions come back at their defaults, which allow everything.
Unlocking is usually a step rather than a destination. Merging, splitting and page editing all need to read the page objects, which encryption prevents, so a locked file fails those tools with an error pointing back here. The password itself never leaves your machine, including on a failed attempt.
What this tool cannot do
- It cannot open a document whose password nobody knows. There is no recovery, no guessing and no wordlist.
- A file that is not encrypted at all is refused rather than copied, so you never get back something you cannot tell apart from the file you dropped in.
- The option that leaves a permissions layer in place does not restore the original restriction flags; it writes a fresh empty-password layer whose permissions allow everything.
Questions people ask
- I have forgotten the password. Can this open it?
- No. The document is genuinely encrypted and its key is derived from the password, so without it there is nothing to work with. This tool does not try combinations and never will. If your file opens fine and only refuses printing or copying, you do not need a password at all.
- My PDF opens fine but will not let me print or copy. What is that?
- Owner restrictions. The document is encrypted with an empty user password, so it opens for anyone, and the printing and copying rules are flags a reader chooses to honour. Removing them needs no password from you: leave the box empty and unlock.
- Where does my password go?
- Nowhere. It is handed to qpdf running as WebAssembly in a worker in your browser, used to derive the key, and dropped when the job ends. It is not stored, not logged and not transmitted. Open the network tab first if you want to check: the one request there is the allowance check, and a password is not in it.
- Is it legal to remove protection from a PDF?
- Removing a restriction from a document you own or have the right to use is ordinary, and it is what this tool is for. Getting into a document somebody encrypted against you is not, and this tool could not help anyway, since it needs the password.
- Is the file uploaded?
- No. Both the inspection that tells you what kind of protection you are facing and the decryption itself happen in your browser. No part of the document is transmitted at any point, including when the password turns out to be wrong; the one request a run makes carries a tool name and a hash of the bytes.