Assetto Corsa Is Obsolete V1163 Is Required Fix Hot Jun 2026

Choose of these four methods—they all work:

user wants a long article on the error "assetto corsa is obsolete v1163 is required fix hot". I need to search for information about this error, its causes, and solutions. I'll use the search terms as outlined in the plan. search results show several relevant threads. I need to open the most promising ones to gather detailed information. I'll open result 0, result 1, result 2, result 3, and result 2 from the second search. search results provide several key points. The error occurs because Custom Shaders Patch (CSP) doesn't recognize game version 1.16.4, as it reads the changelog.txt file. The main solution is to edit the changelog.txt file. I also need to cover related issues like checksum mismatches and server/client mismatches. I'll structure the article to explain the error, provide step-by-step solutions, cover related issues, and offer preventive tips. I'll cite the sources. Now I'll write the article. "Assetto Corsa is obsolete (v1.16.3 is required)" error is one of the most common messages you'll encounter in the sim racing community, especially for those using Content Manager (CM) and the Custom Shaders Patch (CSP). While it sounds alarming, the good news is that it's rarely a sign of a serious problem and can usually be fixed in a few minutes.

Interestingly, leaving this error and not doing anything is also a valid option. Based on community testing, with the game. Many players have continued racing for months with the error present, experiencing no crashes, performance problems, or gameplay limitations. assetto corsa is obsolete v1163 is required fix hot

In Content Manager, go to > Custom Shaders Patch > About & Updates .

Steam will see the missing .exe and download a fresh, verified v1.16.3 version of the engine. Summary Checklist Must be verified through Steam. Content Manager: Must be the latest version. Choose of these four methods—they all work: user

Save the file and relaunch Content Manager. 🛠️ Other Common Fixes

Open changelog.txt in Notepad and change the version number from 1.16.4 to 1.16.3 , then save the file. search results show several relevant threads

Did this error start or CSP version?