Missing or corrupted installation files can completely stop you from playing Far Cry 4 . One of the most common issues PC players face involves the data_win32 folder or specific .dat and .fat files inside it. When these files are damaged, the game crashes to the desktop, fails to launch, or throws loading screen errors.
A: This is highly inadvisable. The folder is game-version specific and tied to your game client. Using an incorrect version will almost certainly cause crashes, and there's a high risk of downloading malware.
Understanding Far Cry 4 Data_win32.dat and Downloading Necessary Files