"Free" versions of commercial software on forums almost always require a "patch," "keygen," or "loader" to bypass original digital rights management (DRM). These executable files frequently contain:

Typical workflow (for Page 1 / Free)

VAG (VW/Audi), BMW, Mercedes-Benz, Ford, Fiat, Toyota, Nissan Bosch EDC16/EDC17, MED17, Continental SID, Delphi CRD Operation Type 100% Offline (when patched properly) Step-by-Step: How Xdecoder 10.3 Operates Xdecoder 10.3 Free - MHH AUTO - Page 1