Last Chaos – Easy Anti-Cheat (EAC) Installation Guide

To play Last Chaos smoothly and securely, Easy Anti-Cheat (EAC) must be installed and working correctly. This guide will walk you through the installation process, even if you’re not using Discord.

🔧 Step 1: Open the Game Installation Folder

Before installing EAC, you need to locate your Last Chaos installation folder.

Open the Last Chaos Launcher.
Click the three dots ... next to the Play button.
Select “Browse Files”.
This will open the folder where Last Chaos is installed.

📌 Launcher example screenshot:

📁 Step 2: Run the EAC Installer

In the installation folder, locate the file named:
install_easy_anti_cheat.bat
Double-click this file to launch the EAC installer.
It will automatically install or repair the required components.
Wait until the installation window closes.

📌 File location example:

🎮 Step 3: Launch the Game via Game.exe

From now on, you must start the game using Game.exe.
Launching via Nksp.exe is no longer supported when using EAC.

If you already have a desktop shortcut:

Delete the old one (if it links to Nksp.exe)
Create a new shortcut pointing to Game.exe

❗ If you don’t use the correct file, the game will not start with EAC enabled!

⚠️ Xsolla Launcher Warning

Some users have reported issues with the Xsolla Launcher failing to patch properly. This may cause missing or broken files (including Game.exe or EAC files).

👉 Recommended actions:

Close the launcher completely (use Task Manager if needed).
Restart the launcher.
Click the “Repair” button in the launcher menu to fix any corrupted files.

🛠️ Troubleshooting Tips

Still having problems? Try the following:

Restart your computer.
Run the install_easy_anti_cheat.bat file as Administrator (Right-click > Run as administrator).
Check your firewall and antivirus settings.
They must not block EAC or game files.
Double-check that you’re using Game.exe and not Nksp.exe.

✅ Summary

EAC is required to play Last Chaos.
Installation only takes a few minutes.
You must use Game.exe to launch the game.
Use the Repair function in the launcher if something goes wrong.

If you still have questions or issues, feel free to reach out to our support team – even without Discord access.