for Schneider Electric support in your region to request the legacy installer?
Development, configuration, and commissioning of machines in a single environment. Compatibility: Somachine 3.1.10.1 Download
If you are starting a new project, consider using . It can still program older controllers and is compatible with Windows 11. However, if you need to edit a 5-year-old program, stick with 3.1.10.1. for Schneider Electric support in your region to
: Loading programs into "New Old Stock" (NOS) spare parts that require specific older software versions. System Requirements for Installation It can still program older controllers and is
: After installing the base 3.1 version, use the Schneider Electric Software Update (SESU) tool to check for minor patches or hardware catalogs that may have been released post-launch.
Note: As of 2025, Schneider has moved this version to the "Legacy Archive" section. Use the "Legacy Product Support" link at the bottom of their download page.