PFPX, like many other Windows applications, makes use of the so called Microsoft Visual C++ Redistributables. These are function libraries and are fixed to the development environment a program was developed (compiled) with. The current version of PFPX was build with the Microsoft Visual Studio 2015, hence it requires the Microsoft Visual C++ 2015 Redistributables.    There are currently 4 known problems that might occur with your installation of these packages, which can all be f