Whether you are using an official Steam copy or navigating the waters of cracked versions (often searched via "Mortal Kombat 3DM" or "Reloaded" releases), maintaining a stable online experience requires a specific set of patches, configurations, and network tweaks.
Have you found a working method that we missed? Share your port settings and emulator configurations (without linking to illegal files) in the comments below. Mortal Kombat X Online Fix
Introduction: The Frustration of the "Desynchronized" Error Whether you are using an official Steam copy