Most raw files are in Korean. Developers must "hex-edit" or use translation tools to localize the msg.pkg and UI files into English or other languages.

Improved performance for Windows 10 and 11, reducing the frequent crashes associated with older v13 or v17 files. Technical Components of the Game Files

The "202" likely refers to the major Korean client versions or specific regional update sequences (such as the "Hotel Nightmare" update in late 2025/early 2026) that private server developers aim to replicate. Private server development typically involves: