In Test Drive Unlimited (TDU1) , the issue of "invisible" police or traffic cars is primarily a physics and AI glitch caused by the game engine running at high frame rates. Primary Fix: Limit Frame Rate
Graphics settings
Reinstall the game
to set a "Frame Rate Target Control" for the game at 60 FPS. General Tools: You can also use third-party software like the RivaTuner Statistics Server (RTSS) to force a global or application-specific 60 FPS cap. Additional Fixes for Stability test drive unlimited invisible police cars fix
: This leads to "invisible" traffic, weird spawning patterns, and erratic lane changes where cars behave like unpredictable battering rams. The Definitive Fix: Capping the FPS In Test Drive Unlimited (TDU1) , the issue
, go to Properties > Compatibility, and check "Disable display scaling on high DPI settings" to prevent general graphical issues on Windows 10/11. Are you using a high-refresh-rate monitor (e.g., 144Hz), or are you playing the original Solar Crown After applying v1