PDF is an abbreviation for Portable Document Format. It is the de facto standard for sharing electronic documents. Regardless of the computer the document is being viewed on, it appears exactly the same. There are no issues of incompatible versions that may be encountered for example when using Word or Excel, or transferring between a PC and a Mac.
If PennyPerfect gives an error that it is unable to detect Adobe Reader, the following steps will solve the issue. This changes the way PennyPerfect requests Windows to open PDF documents.