You cannot extract this file by itself; it must be combined with the other parts of the set.
Because RAR files can serve as containers for any type of data, they are sometimes used to hide malicious software.
: Common tools for this include WinRAR (Windows), 7-Zip (Windows/Open Source), or The Unarchiver (macOS). Safety and Security
Do you have of this archive, or are you missing the first volume? How to Open RAR Files on Windows, Mac, and Mobile - Avast

