: RAR files can be "split" into multiple smaller volumes (e.g., .part1.rar, .part2.rar), making it much easier to share massive files over platforms with size limits. Top Tools for Handling .RAR Files
Since Windows does not natively create RAR files (it can only open them in recent updates), you’ll likely need a third-party tool: 56073 rar
If you are looking to review the performance of in general or a tool used to open them, The RAR Format: A Quick Review : RAR files can be "split" into multiple smaller volumes (e