: Different regions (Global vs. CN) and major patches (e.g., 2.0 or 3.0) often use different AES keys. For example, the shift to version 2.0 required a new key to access updated UI and map assets.
To extract "extra quality" assets, users typically rely on specialized tools designed for Unreal Engine games. [UE4] Tower of Fantasy - Gildor's Forums
: The "extra quality" aspect refers to the ability to extract raw, uncompressed assets directly from the source, ensuring the highest possible quality for fan art, 3D renders, or technical analysis. How to Use the AES Key for High-Quality Extraction