PDF Restrictions Unlocker - Version 5.1 The PDF Restriction Unlocker is world best software to Unrestrict PDF files. With this application user simply get all those power, which are enough to unlock all restrictions, whether it is owner password or local restriction (copy, edit, print, modify, extract, etc). The software completely solves all problem related to the PDF restriction. It is important to know the user password just to open and view the PDF documents. It is, either the user knows the password or simply ask for them, when needed. But often after viewing the documents when one feels the need to print, modify or copy the document, the owner password becomes a hindrance. For it is the owner password that restricts any function of the PDF documents, apart from viewing them. It is then the PDF Restrictions Unlocker comes to your rescue. To Unlock PDF File, the software copies the documents and it is in the copy, where the password is removed and the documents are availed for copying, printing and modification. The original document is untouched in the whole process. The PDF Restrictions Unlocker supports every version