I downloaded some PDF files from the Internet, but I cannot print them because of the printing restrictions applied to the PDF files. How can I print these PDF files?
Software Informer offers you a wide variety of applications that are built to remove restrictions from PDF files. Some applications allow you to enable editing of a PDF. See the list of applications so you can form an opinion based on user comments and the rating of these applications.
Watch this video, may be some helps for you.