Now that we've covered how to resolve the "Preparing Game Data Exclusive" error, let's talk about how to optimize Starcraft 2 performance. Here are some tips to help players get the most out of their gaming experience:
If the error persists, a background app is the likely culprit.
Exclusive. Not for you—but for the machine. For the data itself.
A 15-30 second “Preparing Game Data” screen is if: