Assetto Corsa Is Obsolete V1163 Is Required Fix Extra Quality [new] Jun 2026

If you're seeing a message saying your AC version is obsolete or that you need , it usually isn’t the game itself—it’s your Content Manager (CM) Custom Shaders Patch (CSP) 1.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

To never see "Assetto Corsa is obsolete – v1.163 is required" again, build a "quarantine" workflow:

The "Extra Quality" patch and newer CSP versions utilize specific Windows libraries to render advanced screen-space reflections and illumination. Missing libraries cause the plugin to crash, throwing a version error.

The most reliable way to fix this error without sacrificing your graphics is to update CSP to a version that properly supports Extra Quality features. Open . Go to the top-right corner and click on Settings . Select Custom Shaders Patch from the top tab. Click on the About & Updates section on the left menu. If you're seeing a message saying your AC

To ensure your Assetto Corsa remains stable with high-fidelity graphics, keep these best practices in mind:

Follow this guide precisely. Do not skip steps.

Reinstall the latest public build of Content Manager directly from the official website. Summary Checklist Missing libraries cause the plugin to crash, throwing

Remember: Kunos gave us the foundation (v1163). The community built the skyscraper (CSP/Extra Quality). Keep your versions aligned, and you will enjoy the pinnacle of sim racing visuals.

Modern mods have transformed Assetto Corsa, allowing it to rival and even surpass modern racing games in visual fidelity.

Most "obsolete content" errors come from old CSP or mod configs. Go to the top-right corner and click on Settings

Navigate to your Assetto Corsa root folder (usually SteamApps\common\assettocorsa). Delete the dwrite.dll file (this is the CSP loader).

Locate the or Extra Heating Flashes options under the quality settings.

Content Manager is essential for managing modern mods. If you don't have it, download the latest version. Open Content Manager. Go to > Content Manager > General . Ensure it is updated to the latest version. 3. Update Custom Shaders Patch (The Fix)

: At the very top of the file, you will see a version number like 1.16.4 . Change this text to exactly 1.16.3 .