If the extraction fails, it means one of the parts is corrupted or missing. Common Issues
7-Zip will automatically recognize parts .002 through .012 and combine them during the extraction process. File: COM3D2_EN.7z.012 ...
It is highly recommended to use 7-Zip to handle this archive. Extract the First Part: Right-click COM3D2_EN.7z.001 . If the extraction fails, it means one of
If you are having trouble with the extraction, please tell me: What are you getting? Are you using 7-Zip ? If it's about the game itself, How to Easily Open 7z Files on Windows If the extraction fails