This comprehensive troubleshooting guide explains why this anti-cheat trigger occurs and provides verified solutions to permanently resolve the issue on both and the Microsoft Store / Xbox App platforms. What Causes the "Tampering Detected" Error?

: Fully restart your computer before logging back into both applications.

For persistent issues, it is recommended to submit a bug report on the official Age of Empires Support site or check community discussions on Reddit and the Steam Community Forums.

Do you use any specific or overlay software?

Also, be aware that using any cheat engine, trainer, or modding tool that is not explicitly approved by the game's developers will almost certainly trigger the anti-tamper system. Even if you are not actively using these tools, ensure that no related processes are running in the background before you start the game.

Before we fix the problem, we must understand the enemy. AoE2: DE uses and Anti-Cheat (ACC) protocols. The game constantly checks the integrity of its core .dll files, executable, and memory allocation.

Disable the in-game overlay in Discord’s user settings.