Starcraft 2 Preparing Game Data Jun 2026

Do not just close the game via Alt+F4. Open Task Manager ( Ctrl + Shift + Esc ) and end these processes:

For new players, this process can be baffling. For veterans returning for a ladder season, it can be infuriating. Is it a bug? Is it a freeze? Is your computer broken? starcraft 2 preparing game data

"Preparing game data" when I try launching my game : r/starcraft Do not just close the game via Alt+F4