A portable version doesn't write to the Windows Registry or leave behind deep system files, which is useful for professionals working on multiple workstations. Compatibility:
: Visual thumbnails of layouts within a drawing, making it faster to switch between different views. 2. Official System Requirements Portable Autodesk AutoCAD 2009
Before seeking a portable version, it is important to understand the current landscape of older Autodesk software: System requirements for AutoCAD 2009 - Autodesk A portable version doesn't write to the Windows