This review focuses on its download process, usability, feature set, and limitations compared to the standard WinCC (Comfort/Advanced) ecosystem. 1. Overview & Target Audience WinCC Flexible Smart V3 is a legacy-derived but actively used HMI configuration software. Unlike the modern TIA Portal WinCC (for Comfort/Pro panels), this software is exclusively for the China-market Smart Line V3 panels (though widely used globally due to cost advantages).