Run the installer. You can choose "Standard" (full installation with all luminaire catalogs) or "Custom" (lightweight installation with online catalog access).
| Feature | DIALux 4 | DIALux evo 9 | | :--- | :--- | :--- | | | CAD-based (Lines, arcs) | Room/Building-based (3D objects) | | Daylight Calculation | Basic (Simplified sky models) | Advanced (Raytracing sky, time-of-year simulation) | | Luminaire Update | Manual re-import of IES files | Live cloud sync with manufacturers | | BIM Support | None | Native IFC 4.0 | | Render Quality | Standard | Photorealistic (PBR) | | Learning Curve | Steep (needs CAD knowledge) | Shallow (drag and drop) | dialux evo 9
DIALux evo 9 underwent a massive "facelift." The user interface was flattened and modernized to improve usability. Run the installer