After applying one of the fixes and upgrading your visual mods, you can check that your setup is stable.

The most effective way to bypass this message without reinstalling the entire game is to manually trick the software into seeing the required version number.

settings in CSP and they aren't working or are greyed out, follow these steps: 1. Update Custom Shaders Patch (CSP)

Before diving into the fixes, it helps to understand why a game last updated in 2018 is suddenly calling itself "obsolete."

Select the latest "Recommended" or "Latest" version (look for green text).

To help get this sorted out, let me know you currently have installed and if you are using graphic mods like Pure or Sol . I can give you the exact settings to change! Share public link

), newer mods—specifically those requiring "Extra Quality" settings—will fail to run. They detect the outdated files and throw the error, preventing the game from launching to avoid crashes. Step-by-Step Fix: Achieving Extra Quality

Run the batch file to install/repair all versions from 2015 to the present day (both x86 and x64 architectures).

If you're seeing a message saying your AC version is obsolete or that you need , it usually isn’t the game itself—it’s your Content Manager (CM) Custom Shaders Patch (CSP) 1. Update Content Manager Open Content Manager. Settings > Content Manager > General Check for updates

The emergence of v1.16.3 has sparked a renewed interest in Assetto Corsa, with some players returning to the game to experience the improvements. As the community continues to provide feedback and support, it's possible that we'll see a resurgence in modding activity and community engagement.

Verifying Steam files removes your CSP. You must reinstall it.