AMD Users:
If your AMD/ATI GFX seems outdated go to: http://support.amd.com/us/gpudownload/Pages/index.aspx

nVidia Users:
For nVidia GFX cards go to: http://www.nvidia.com/Download/index.aspx?lang=en-us

Creative Sound Blaster Users:
If you have a Creative sound card plugged slot and needs updated go to: http://support.creative.com/

DirectX:
You should also keep your DirectX driver updated at: http://www.microsoft.com/windows/directx

Ancient DirectX GFX support
dgVoodoo 2 is a wrapper for old graphics API's for Windows Vista/7/8/10: http://dege.fw.hu/