You may encounter ISO files labelled "VFP 9.0 MSDN" or "VFP 9.0 Retail". The retail ISO is the version requiring the product key described below.
: As a "Professional" edition product from the mid-2000s, it requires a 25-character alphanumeric product key for activation. Since official retail support has ended, these keys are typically found on the original physical packaging or provided by legacy volume licensing agreements. Key Features of VFP 9.0 Microsoft Visual FoxPro 9.0 Professional -file iso- key
The ISO file for Visual FoxPro 9.0 Professional contains a copy of the installation media. To use it: You may encounter ISO files labelled "VFP 9