Right-click on part1 (the lead volume) using a utility like WinRAR , 7-Zip , or The Unarchiver .
Large data sets—such as high-resolution texture packs, game mods, or video archives—are often split into smaller "parts" to bypass file size limits on hosting platforms or to make downloading more manageable for users with unstable connections. Extraction Instructions
If your extraction software asks for part2 while you are extracting, ensure the filename has not been changed (it must match the naming convention of part1 ).