You must have (part01 through the final part) in the same folder before you begin. If you are missing any part, the extraction will fail with a "corrupt volume" or "missing file" error. 2. Use the Right Software
.rar , a proprietary compression format that supports "file spanning" (splitting one large file across many smaller ones).
This specific file is part 05 . You cannot open it in isolation; it contains only a fraction of the total data. How to Extract and View the Content