Construction-simulator-extended-edition-part1-rar -

You generally need all parts (Part 1, Part 2, etc.) in the same folder before you can extract Part 1. If you only have Part 1, the extraction will fail.

If you're making sure you have the right version, the Extended Edition of Construction Simulator (2022) typically includes: construction-simulator-extended-edition-part1-rar

Make sure every part comes from the same "set" or uploader, otherwise the file sizes and CRC checks won't match up. You generally need all parts (Part 1, Part 2, etc