You do not need to extract each part individually. The software is designed to recognize the sequence automatically once you start with the first file.
How to Manage and Extract Multi-Part Game Archives If you’ve ever downloaded a large game and found it split into several pieces like part01.rar , part02.rar , and so on, you’ve encountered a . This common compression technique allows large files to be broken down into smaller, more manageable segments for easier sharing and downloading.
This is the most critical step. Every segment (part01, part02, etc.) must be located in the same folder . If even one part is missing or in a different directory, the extraction will fail with an "unexpected end of archive" error.