Schneider Electric’s official website is the safest source.
If you still need the original software for legacy hardware: Official Schneider Electric Portal : You can typically find software downloads under the Software and Firmware tab for the TwidoSuite range. Registration twidosuite download for windows 10
TwidoSuite’s help system relies on 32-bit WinHlp32.exe, which Windows 10 does not include. Schneider Electric’s official website is the safest source