The Agent 18 APK works by "injecting" code into the running process of the game. When a user launches the game through the Agent 18 interface (often requiring a "floating window" permission), the app overlays its modified settings onto the game. This allows the user to toggle specific cheats on or off while in a match.

: First, users need to allow their Android device to install apps from sources other than the Google Play Store. This option is typically found in the device's Settings under Security or Apps.