After making any of these changes, simply close the file. The error should now be gone, and Content Manager will function without issue.
If Steam insists your game is updated but the error persists, the app manifest might be glitched.
What version do you currently have installed?
The error is legitimate and correct – the game needs 1.16.3. If you own a legal Steam copy, verifying files will fix it. If you’re using an unofficial version, the “fix” is to buy the game (often on sale for ~$5). The message itself is not a bug; it’s a version check doing its job. assetto corsa is obsolete v1163 is required fix
Assetto Corsa is Obsolete: v1.16.3 is Required - Quick Fix Guide (2026 Updated)
Default path: C:\Program Files (x86)\Steam\steamapps\common\assettocorsa Select the folder and restart Content Manager. 6. Update Custom Shaders Patch (CSP)
Click on in the left sidebar, then select General . Look for the Check for updates button. After making any of these changes, simply close the file
Right-click on changelog.txt and open it with a basic text editor like Notepad. Inside, you will see a list of version numbers that serve as an update history for the game. You need to make a very small change.
Click and manually navigate to your current Steam installation folder.
To properly configure CM for v1163:
For PC gamers, particularly those who enjoy racing simulations, Assetto Corsa has been a beloved title since its release in 2014. Developed by Kunos Simulazioni, this racing simulator has been praised for its realistic handling, impressive graphics, and extensive modding community. However, in recent years, players have been experiencing frustrating issues with the game, specifically with the requirement of version 1.16.3 to play online. This has led to a growing concern that Assetto Corsa is, in fact, obsolete.
This warning usually appears when you are trying to install a car, track, or graphical mod—most commonly tied to the . Mod developers often code their assets to rely on specific, updated physics and game engines. When the game detects a mismatch, it throws up a wall to prevent crashes and glitches.
Navigate to > Custom Shaders Patch > About & Updates . What version do you currently have installed
Following these steps sequentially will restore harmony between Steam and Content Manager, bypassing the obsolete v1.16.3 block and getting you back on the track. To help narrow down the problem further, tell me: