If you are seeing an error message while trying to open the file,
The date in the filename ( 29.12.2022 ) suggests this build likely includes the major Together We Rule expansion, which was released in late 2022. HUMANKIND.v29.12.2022.part4.rar
Once you have all parts, simply right-click Part 1 and select "Extract Here." The program will automatically pull data from the subsequent parts (including your Part 4). If you are seeing an error message while
Multi-part RAR archives (like .part1.rar , .part2.rar , etc.) require to be in the same folder for the extraction to work. If any part is missing, the software (like WinRAR or 7-Zip ) will report a "missing volume" error and fail to extract the game files. Important Notes on this Version HUMANKIND.v29.12.2022.part4.rar