If your course requires 2020 strictly, use the 2022 or 2023 version from the Education site. They have the exact same UI as 2020, unlike the very new 2026 UI changes.
To get your free license legally, follow these steps through the Autodesk Education Community : If your course requires 2020 strictly, use the
, which provides a renewable one-year subscription for educational use. While you specifically mentioned the 2020 version, Autodesk typically provides access to the current version and several prior years. How to Access AutoCAD Electrical as a Student Students and Educators | Getting Started - Autodesk If your course requires 2020 strictly