Control Expert (formerly known as Unity Pro) includes a fully integrated simulator that allows you to test, debug, and validate your PLC application logic without needing the physical hardware.

Schneider Electric typically hosts software files on their Global Download Center.

| Feature | Control Expert 151 (V15.1) | EcoStruxure Control Expert V16.1 | | :--- | :--- | :--- | | | 2021 | 2024 | | OS Support | Windows 10, Windows 11 (limited) | Windows 11 fully certified, Windows Server 2022 | | Cloud Integration | No | Yes (AssetLink, Exchange Hub) | | Cybersecurity | TLS 1.2, Basic role-based access | TLS 1.3, OAuth 2.0, SBOM manifests | | M580 Hot Standby | Stable | Enhanced diagnostics | | License Compatibility | Dongle (NetSentinel) | Dongle + Software Subscription |

If you encounter any issues during the download process or need more specific guidance, I recommend contacting Schneider Electric's customer support directly. They can provide the most accurate and up-to-date information tailored to your needs.

You can find the official installation files on the Schneider Electric Download Center. Critical Upgrade Process

If you are moving from v14.0 or v15.0 to v15.1, follow these steps to ensure your project files remain intact:

To download and update to , you must follow a specific sequence to protect your project data and libraries, as it requires a full uninstallation of previous versions like v15.0 SP1. Update and Installation Steps