Direct-X 8.1  

Direct X is an interfaces created for games and multimedia applications for 2 D and 3D graphics. It is a prerequisite for the 3D Driving-School. The installed Windows-version sometimes doesn't run Direct-X in the right version.

If you don't have any Windows-Xp oder Vista you could use these online updates on Direct X 8.1. Before clicking, a high-speed internet connection should be established:

 

Direct-X 9 

This is our actual 3D-Engine for Direct-X9 exclusively: http://www.3d-simulator.de/down/engine-DX9.exe

If you get worse results, you can reset the 3D-engine of 3D Driving-School to the original state (8.1) again: http://www.3d-simulator.de/down/engine-DX8.exe