The file is the second volume of a multi-part compressed archive. To extract its contents, you cannot open it individually; it must be part of a complete set. 1. Gathering the Necessary Files
Look for the file ending in .part1.rar or just .rar if the others are numbered .001 , .002 , etc.
WinRAR (official tool) or 7-Zip (free and open-source). macOS: The Unarchiver or iZip . Linux: unrar or p7zip . 3. How to Extract
Since Windows and macOS do not support RAR files natively, you will need a third-party application:
Multi-part archives are created to split large data into smaller, manageable chunks.