To help you specifically with your download, could you tell me:
: It supports legacy SIMATIC panels such as the OP/TP 177B , MP 277 , and MP 377 series.
: Navigate to the CD_1 folder and execute Setup.exe .
Official downloads for Siemens WinCC flexible 2007 are no longer available on the Siemens website because the product was discontinued in 2012. Siemens now recommends migrating projects to the TIA Portal Siemens SiePortal
Finding a legitimate download for software that is over 15 years old can be a challenge. Siemens typically moves older software to "legacy" or "discontinued" status, meaning it is not always available on the primary public download portal.
