are generally not available as free public links because it is a licensed industrial software. However, you can access specific updates, hotfixes, and documentation through the official Siemens SiePortal (formerly Industry Online Support). Siemens SiePortal Official Siemens Resources for V4.3
: Even if you find a download link, the software requires a valid license key to operate beyond a trial period. Installation Requirements simotion scout 43 link download