: Many users have successfully bypassed this check by tricking the software into seeing the required version number.

The most effective way to bypass this error is to trick the software into seeing the version it expects.

: Powerful mods like Custom Shaders Patch (CSP) require a specific 64-bit version of the game (v1.16.3) to function. If you are accidentally running the 32-bit version, CSP may fail to "infiltrate" the process and throw this error.

The Assetto Corsa community has played a significant role in keeping the game alive. Despite the game's age and lack of official support, the community has continued to develop new mods, tracks, and content. The community has also provided a wealth of knowledge and expertise, sharing fixes and workarounds for the game's various issues.

Relaunch Content Manager. The "obsolete" error should be resolved. Fix 2: Force 64-Bit Mode

In the realm of PC simulation racing, few titles command the reverence and longevity of Kunos Simulazioni’s Assetto Corsa . Released in 2014, the game has transcended its retail lifecycle to become a platform sustained by a massive, dedicated modding community. However, for newcomers and veterans alike, the immersion is occasionally broken by a perplexing popup: "Assetto Corsa is obsolete v1.16.3 is required." This error message has become a modern rite of passage for sim racers. To understand the fix is to understand the unique ecosystem of Assetto Corsa , where the lines between the base game, downloadable content (DLC), and user modifications are often blurred.

How to Fix the "Assetto Corsa is Obsolete v1.16.3 is Required" Error

: Open the file named changelog.txt located in the main directory. Edit the Version : Find the entry for 1.16.4 . Change it to 1.16.3 .