: Right-click only the file ending in .part01.rar . Extract :

: Use a free app like The Unarchiver from the App Store.

: Ensure every part has the exact same name except for the part number. If even one letter is different, the extraction will fail. 2. Extraction Guide by Device Windows

: Locate all files with names ending in .part01.rar , .part02.rar , etc..