To fix the " Assetto Corsa is obsolete (v1.16.3 is required)" error while enabling "Extra Quality" settings, you should modify your game's version text file or update the Custom Shaders Patch (CSP). This error often occurs when the Content Manager (CM) or CSP fails to recognize the current version of the game after a minor official update. How to Fix the "Obsolete" Error
Obtain v1163:
Navigate to your Assetto Corsa root folder (usually steamapps\common\assettocorsa). Open the file named changelog.txt . To fix the " Assetto Corsa is obsolete (v1
Rollback plan:
If you are seeing the error " Assetto Corsa is obsolete (v1.16.3 is required)," it typically means your Content Manager or Custom Shaders Patch (CSP) is confused by a minor game update or a mismatched version file. 1. The "Obsolete" Version Fix Scenario A: The Server is Old
Performance: If your frame rate is low, Disable Extra FX entirely. It is one of the most demanding CSP features and can cost 20–30 FPS. error assetto corsa is obsolete - help - Steam Community
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Open Content Manager (If you don't have it, stop everything and install it). Go to Settings > Assetto Corsa > About.