: If the software asks for "the next volume," ensure the file names are identical except for the part number (e.g., don't rename one part differently than the others).

: Ensure you have every part of the set (e.g., part1.rar , part2.rar , part3.rar , etc.) in the same folder . If any part is missing, the extraction will fail.

: Select "Extract Here" or "Extract to Earths.Shadow-TENOKE/" using a tool like WinRAR or 7-Zip .

To "make a piece"—or more accurately, to combine these parts into the final usable file—you need to extract them rather than join them manually. Here is how to handle multi-part RAR files: How to Extract Multi-Part RAR Files