Version 3.5a introduced several enhancements over its predecessors:
Support for OpenGL 1.1 or DirectX 8.0 or later with at least 32 MB of VRAM. Comsol Multiphysics 3.5a Free Download
: COMSOL 3.5a is very old. Modern operating systems (like Windows 11) may face significant compatibility issues. Current versions, such as COMSOL Multiphysics 6.4 Version 3