Starcraft 2 Preparing Game Data Exclusive [extra: Quality]

The "Preparing Game Data" window is a known, long-standing bug in StarCraft II and Heroes of the Storm that often triggers a slow download of roughly 137 MB to 1 GB every time the game is launched. This is typically caused by a language mismatch between the Battle.net launcher and the in-game settings, or corrupted cache files. Top Fixes for "Preparing Game Data"

Recommendations

• You just updated your GPU drivers.
• You just updated SC2 (a large patch).
• You launched the game for the first time on a new PC.

: Some users found success by changing the language to English in the Battle.net settings starcraft 2 preparing game data exclusive