Stay sneaky, assassins.
You can force the game to run at lower-than-intended settings by editing the file located in Documents\Assassin's Creed Unity\ Extreme Low Resolution and manually set Window_Width=800 Window_Height=600 assassin 39s creed unity low graphics mod hot
If you use aggressive mods that alter the game's memory or executable files (not just the .ini config), you may run into issues with Easy Anti-Cheat or connectivity issues. For the safest experience, stick to configuration file tweaks rather than executable injectors. Stay sneaky, assassins