The legacy of DIALux 4.13 is secure—it was one of the greatest lighting tools ever made. But as Windows marches forward, leaving 32-bit libraries and legacy OpenGL behind, the responsible choice is to modernize your toolkit. Support has ended; adaptation has begun.
: There is no official support for Windows 11. While many users successfully run it, reports indicate potential issues such as interface glitches (e.g., cut-off logos/images) or crashes that the developer will no longer patch. Availability DIALux 4.13 Support for Windows
When Microsoft released Windows 10 (and later Windows 11), DIALux did not certify DIALux 4.13 for these operating systems. The official recommendation from the developer is to migrate to (the current generation). The legacy of DIALux 4
If you have decided to proceed despite the lack of support, follow this rigorous installation guide. Note: Proceed at your own risk. Always backup your system first. : There is no official support for Windows 11
Support and updates for DIALux 4 were discontinued roughly around 2022.