Whoops, I totally made my own pdf and accidentally included a bunch of security features, so now I can’t use my highlighter or type notes on the document. It sure would be handy to take off those security features that I put there myself when I made the pdf, myself.
With a full copy of Adobe Acrobat and the associated Acrobat Distiller software, the process is as follows:
1. Open the secured pdf in Acrobat.
2. Go to File>Export>Postscript>Postscript and save a .ps version of the pdf file.
3. Open the .ps postscript file in a text editor (WordPad on Windows works fine).
4. Use …