: Use software such as WinRAR, 7-Zip , or Unzip One .
Unzip One - Free RAR and ZIP Archiver Extractor - Microsoft Store
: It is the mandatory starting point for extracting the contents. The extraction software uses the information in "part1" to automatically locate and join the subsequent parts (e.g., na18.part2.rar ).
: Ensure you have all required segments (part1, part2, etc.) in the same directory.