Due to driver changes, the 2011 version may experience graphical glitches. Running it in Windows 7 compatibility mode is advised.
: Features advanced shading and 3D rendering for architectural and mechanical layouts. System Requirements (Legacy) ProgeCAD Professional 2011 11 0 2 7 Portable
The portable version of ProgeCAD Professional 2011 11.0.2.7 offers several benefits, including: Due to driver changes, the 2011 version may
I notice you're asking about a of ProgeCAD Professional 2011 (11.0.2.7) . Due to driver changes
: The software uses an "AutoCAD-like" interface, including a command-line interface, menus, and support for standard commands, making it easy for existing CAD users to transition. Professional Tools