Specifically - what is this "DocToPDF" that you are asking about? [https://www.google.com/search?q=DocToPDF&sourceid=mozilla-search&start=0&start=0&ie=utf-8&oe=utf-8num=100 Google search for DocToPDF] Most of those are '''online''' converters, where nothing is installed on the local computer. Or is it something installed on your computer? If so, where is it installed? In Firefox? Or installed in Mac OSX?