Adobe PDF Follow the rest of the prompts and your PDF printer should now be installed correctly If you are later prompted for the ADPDF9.PPD file, it can be found in the C:\Program Files\Adobe\Acrobat 10.0\Acrobat\Xtras\AdobePDF\ folders. Rick Borstein, blog author, is a Principal Solutions Consultant with Adobe Systems Incorporated. The Acrolaw Blog is a resource for lawyers, law firms, paralegals, legal IT pros and anyone interested in the use of Acrobat in the legal community.