I notice you're asking about downloading "Modsoft 2.6." This appears to be legacy industrial automation software (likely for Modicon programmable logic controllers).
Because Modsoft 2.6 is a discontinued product, it is no longer sold or officially distributed for direct download by Schneider Electric . Users seeking the software typically have three options:
The most critical "paper" or document for this software is the , which provides technical details on its 984 ladder logic (984LL) programming environment:
It enables the PC to go online with the PLC, allowing real-time monitoring of ladder logic elements and I/O status.
: Schneider Electric has officially discontinued Modsoft, replacing it with Windows-based alternatives like ProWorx 32 . You can check for legacy support on the Schneider Electric Modsoft product page official download center User Manuals