: Always scan portable executables for malware, as they are frequently distributed through third-party sources.
A portable version allows you to run this powerful drafting tool directly from a USB drive or external hard disk without the need for a formal installation process on the host computer. Why AutoCAD 2009 Still Matters Portable Autodesk AutoCAD 2009
Windows XP, Vista, 7, 8, or 10 (32-bit or 64-bit compatibility varies by build). RAM: Minimum 512MB (2GB recommended for complex 3D work). : Always scan portable executables for malware, as
Even the portable versions usually write to: Portable Autodesk AutoCAD 2009