Assetto Corsa Is Obsolete V1163 Is Required Fix Hot Jun 2026

If the version error persists or causes crashes, try these steps:

This is the most common community-verified solution to force the software to recognize the "required" version.

This is the most common solution. The steam_api64.dll file is the bridge between your game and the mod validation system. assetto corsa is obsolete v1163 is required fix hot

Content Manager must read your game version directly through the Steam client. If Steam is glitching, Content Manager assumes your game is outdated.

: Launch the game once through the Standard Steam Launcher instead of Content Manager. This often triggers a small first-run installation that syncs the version for CM. If the version error persists or causes crashes,

Navigate to your Assetto Corsa root installation folder (usually SteamLibrary\steamapps\common\assettocorsa ). Locate the file named changelog.txt .

The issue primarily stems from the way Content Manager reads the game's version information. When Kunos Simulazioni released small updates (such as the Ferrari esports event or minor hotfixes), the version number often bumped to Content Manager must read your game version directly

: Open this file with a text editor like Notepad.

In the root Assetto Corsa folder, locate a text file named changelog.txt . Open the file with Notepad.

If the game won't launch at all, right-click Assetto Corsa in Steam , go to Properties > Installed Files , and click Verify integrity of game files to repair any corrupted official files.

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