Remove any previous installation of AutoCAD/AutoCAD LT by following the following steps indicated in this guide: Clean uninstall of Autodesk programs on a Mac.16 déc. Download a new AutoCAD/AutoCAD LT installer from your Autodesk account or the Virtual Agent. Try installing/launching AutoCAD/AutoCAD LT from the new account. 13 Is MacBook Air 2020 Good for AutoCAD?.12 What is the best computer for AutoCAD?.8 How do I fix a failed installation on my Mac?.6 What is better for AutoCAD Mac or PC?.2 Why is AutoCAD not installing on my Mac?.