Independent workshops and DIY mechanics have historically favored this version for several reasons:
Mechanics can quickly reset service lights and inspection intervals after completing routine maintenance. DELPHI CARS 2017.3 Final
Delphi Cars 2017.3 Final is a diagnostic software release designed to work with independent vehicle communication interfaces (VCI), such as the popular DS150E multiplexer. While it bears the name of the established automotive supplier, this specific "Final" version is heavily associated with the aftermarket community and third-party modifications. Key Features and Capabilities officially supported diagnostic equipment.
As a "2017.3" release, its native vehicle database only covers models up to around the 2017 model year. For servicing newer vehicles, you will need to seek out modern, officially supported diagnostic equipment. DELPHI CARS 2017.3 Final