Assuming you have an active Schneider contract, follow this procedure:

C:\Program Files (x86)\Schneider Electric\Unity Pro\RegUpXL\RegistrationWizard.exe v14+ Manager: Newer versions use the Schneider Electric License Manager Tool Schneider Electric Important Technical Notes Download Unity Pro XL Software Guide | PDF - Scribd

Would you like help drafting an email to request a legacy version from Schneider support, or guidance on converting a v13.1 project to the latest Control Expert version?

Schneider Electric does not offer the software as a free public download. However, legitimate users have two paths: