Last updated: 2026 – Note that Schneider has since shifted focus to EcoStruxure Control Expert v15+. However, v13.1 remains widely used due to its stability and support for older Quantum/Premium hardware.
If you are using a USB dongle from an older version (e.g., v8.1 or v10), you must update the dongle drivers or purchase a license upgrade pack to use v13.1. schneider unity pro xl v13.1 download