Change the version number at the top from back to 1.16.3 . Save the file and restart Content Manager. Enable Untested Updates in Content Manager: Open Content Manager and go to Settings at the top.
After updating via Steam, open CM. It should detect automatically. assetto corsa is obsolete v1.16.3 is required
"Warning: This configuration requires Assetto Corsa v1.16.3. Older versions are considered obsolete and lack the physics engine updates necessary for current tire models and CSP features. Please verify your game files on Steam to reach the latest build." Quick Tip: Change the version number at the top from back to 1
You can usually resolve this issue without a full reinstallation by following these steps: 1. The "Changelog" Quick Fix After updating via Steam, open CM
In some cases, the acs.pdb file in your game directory or the launcher.ini configuration file becomes corrupted, causing the game to report an incorrect version number to external tools. How to Fix the "Obsolete" Message