Here’s how to fix it and ensure you have the correct, high-quality setup:

If you're seeing a message saying your AC version is obsolete or that you need , it usually isn’t the game itself—it’s your Content Manager (CM) Custom Shaders Patch (CSP) 1. Update Content Manager Open Content Manager. Settings > Content Manager > General Check for updates

: Look at the very top entry. If it says 1.16.4 , simply change it to 1.16.3 and Save the file. Restart Content Manager : The error should now be gone. Fixing "Extra Quality" & Visual Glitches

Here is how to bypass this version mismatch and ensure your "Extra Quality" settings in Custom Shaders Patch (CSP) work perfectly. Why Does This Error Happen?

If your error mentions "Extra Quality," it refers to high-end graphics configurations. Simply updating the game isn't enough; you need to activate these settings correctly.