If you are encountering an error about a "missing volume," double-check that you have downloaded every numbered part of the archive.
: Multi-part archives (split files) require every segment to be in the same directory for a successful extraction. builder_simulator.part1.rar
: Standard built-in Windows "Extract All" tools often fail with .rar formats. Software like WinRAR or PeaZip (especially for Steam Deck users) is recommended for handling multi-part archives. If you are encountering an error about a
: You only need to right-click and extract the first file ( part1.rar ). The software will automatically detect and pull data from the other parts to rebuild the full file. Software like WinRAR or PeaZip (especially for Steam
To extract the file, you need to ensure you have all subsequent parts (e.g., part2, part3) in the same folder and use a proper extraction tool like WinRAR or 7-Zip . Key Steps for Extraction