If you have a valid service contract or purchase intention, you can also find the software on the (mall.industry.siemens.com). Search for Article Number: 6AV6612-0AA00-0CA5 (for the Smart V3 software DVD). However, note that this is a physical DVD or a digital download delivery service.
Because the software is large (often >4 GB), Siemens splits it into multiple compressed .7z or .exe parts. You will see parts labeled Part1 , Part2 , Part3 , etc.
Searching for "WinCC Flexible download" on random file-hosting sites is risky. Many of these files contain malware or corrupted registry keys that will crash your engineering station.
Official downloads are generally managed through the Siemens SiePortal . WinCC Flexible Smart HMI - Need English Version - SiePortal
Many newcomers ask: “Should I use WinCC Flexible Smart V3 or switch to TIA Portal?”