The .7z extension indicates that the file was compressed using , a high-ratio archiving tool. To use the contents, you must extract them using software like 7-Zip or WinRAR. Standard Installation Path:
While the SpaceX mod is the most likely candidate, "KK" can occasionally refer to other niche projects:
Functional capsules for cargo and crew transport to the International Space Station (ISS) analogs.
Because kk.7z is a generic name often used for temporary uploads or re-hosted files on platforms like MediaFire or MEGA, it is vital to verify the source: