Wait for Steam to scan and automatically redownload any missing or outdated files. Step 2: Update or Reset Custom Shaders Patch (CSP)
1.16.4 - Launcher: fixed car preview image paths
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Click on in the left sidebar, then select General . Look for the Check for updates button. assetto corsa is obsolete v1163 is required fix
The "Assetto Corsa is obsolete (v1.16.3 is required)" error is a minor and common compatibility issue, typically caused by a mismatch between your game's changelog and the Custom Shaders Patch version. You can easily fix it by editing or renaming the changelog.txt file, or you can simply ignore it, as it rarely affects gameplay.
If updating doesn't work, corrupted CSP files might be to blame. You can delete the dxgi.dll file located directly in your root Assetto Corsa folder (usually found at steamapps/common/assettocorsa ) and reinstall CSP via Content Manager. Step 3: Edit the Mod's Changelog.txt (The Quick Workaround)
: In many cases, the game and its mods will still function perfectly despite the warning. Wait for Steam to scan and automatically redownload
In this case, the solution is:
Open [Content Manager], navigate to Settings > Custom Shaders Patch , and check for updates. Updating to a newer or recommended version of CSP often resolves compatibility checks.
If your game is validated but the warning persists, your current CSP version is likely throwing a false reading. Reinstalling the patch clears the error cache. In , go to Settings > Custom Shaders Patch . Click the About & Updates tab in the top-left menu. Click the Delete Patch or Uninstall button. Close Content Manager completely. The "Assetto Corsa is obsolete (v1
In Content Manager or the base game launcher, check your build number. If it is not v1.16.3 (often displayed as 1.16.3 or 1163 ), proceed below.
Online lobbies will kick you. Some CSP (Custom Shaders Patch) versions will crash. And the “Force v1163” flag can corrupt your driver profile. Always back up documents/Assetto Corsa/cfg/controller.ini .
Link it to your clean Steam path. Your version warning should now be permanently resolved. Summary Troubleshooting Checklist Action Item Target System Element Intended Result File Directory Path Eliminates non-Western text character conflicts. Verify Integrity Steam Library Core Repairs broken manifest files and missing files. Reinstall CSP Custom Shaders Patch Replaces corrupted hooks throwing false version readings. Rename AppData Folder Content Manager Local Cache Forces a fresh hardware and software version scan.