Create a new password for an old PDF file with a professional application. You can try the PDF Unlocker Tool which is easy to install. You can remove the old password and create a new password in a PDF file. You can save the PDF file on a PC as per your choice. Users can reset the password of multiple PDF files at once. After unlocking PDF files users can copy, print, and edit. These applications support all Windows OS versions such as 11, 10, 8, 8.1, 7, XP, Vista, etc.
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