Finding a legitimate download for AutoCAD LT 2017 for Mac can be challenging because it is a legacy version. Autodesk officially supports the current release and up to three previous versions. However, if you have an active license, you can still access this specific installer through your Autodesk Account or by using the Autodesk Assistant to request older files.
Before downloading, ensure your Mac can actually run this software. AutoCAD LT 2017 was designed for older Intel-based systems and has specific OS limits. System requirements for AutoCAD for Mac 2017 - Autodesk autocad lt 2017 mac download