How to open, view and print .prn file(3 posts)
Good old Google to the rescue!!
Have a look at this. Hope it helps.
Finally there are a number of other PRN file formats most of them specific to certain types of printers such as low volume ink jet devices or old style dot matrix printers. Capturing a PRN file is quite straight forward, most applications offer a "Print to file" option when you open the normal print dialog, this image shows the print dialog from word for instance: