An03.part3.rar -

: Use a third-party tool like The Unarchiver or iPack, as macOS does not natively support multi-part RAR files.

If any part is missing, the extraction will fail with an error. 2. Extract from the First Part An03.part3.rar

: Right-click An03.part1.rar and select "Extract Here" or "Extract to An03/" using WinRAR or 7-Zip. : Use a third-party tool like The Unarchiver

Ensure you have An03.part1.rar , An03.part2.rar , and An03.part3.rar together. and An03.part3.rar together.