QiLing Tools

🔓Unlock PDF - Remove a PDF Password and Restrictions Online

Take the password off a PDF so you no longer have to type it every time. Upload the file, enter the open password you already know, and the tool decrypts it locally and exports a clean PDF. If the file only carries owner restrictions — it opens fine but will not let you print or copy — just upload it and those restrictions are lifted. Note: this needs a password you know; it cannot and will not crack an unknown one. Everything runs in your browser, so neither the file nor the password is uploaded.

Free · No sign-up · Runs in your browserLast updated:

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How to use Unlock PDF

  1. 1Upload the password-protected PDF
  2. 2Enter the open password you already know
  3. 3Click Remove password & download to get the unlocked PDF

FAQ

Can it open a file when I do not know the password?
No. The tool simply opens the file with the correct password you supply; there is no cracking or brute-forcing of any kind. Only use it on files you are allowed to access.
What about files that open but will not let me copy or print?
Those carry only an owner password. Upload them without typing anything and you will get a version with the restrictions removed.
Is anything lost when unlocking?
Page content, sizes and rotation are preserved. Because the file is rebuilt, bookmarks, interactive form behaviour and some document properties may not carry over — keep the original if that matters.
Are my files or data uploaded?
No. Everything runs locally in your browser with no network upload, and is discarded when you close the page.