: If you receive a "Checksum Error" or "Missing Volume" message, one of the parts is likely corrupted or missing. Development & Reverse Engineering Context

You cannot "develop" using just Part 1; you must have all parts (Part 1, Part 2, etc.) in the same location to rebuild the full project.

: Right-click only on Part 1 and select "Extract Here." The software will automatically pull data from all subsequent parts to create one complete folder.

If your goal is to analyze or modify the game files after extraction, consider these standard game development structures: