Emp6_2.part18.rar -

Select "Extract Here" or "Extract to [folder name]".

Verify you have all numbered files (e.g., ...part01.rar through ...part18.rar ) in a single directory. If any part is missing, the extraction will fail. EMP6_2.part18.rar

Right-click only the first file ( ...part01.rar or just the first .rar file in the set). Do not select all of them. Select "Extract Here" or "Extract to [folder name]"