How can I generate a password-less version of a protected PDF?

Solution 1:

Open the document in Preview, select File > Duplicate, enter the file location and save a copy.

You can do a similar thing with File > Export.

Solution 2:

Workaround (Working for most people) : Open the PDF in Chrome (or Firefox) and then Print it to PDF as destination.

Solution 3:

try "print to file" option :-)