: Use a modern tool like 7-Zip or WinRAR . Open only the first file in the sequence; the software will automatically pull data from part2 to complete the extraction.
Do you have a or know the source where you found this file so I can help identify its specific contents? Financial Markets Ombudsman Service (FMOS) Z3.part2.rar
: Old software for platforms like Atari ST or ZX Spectrum often appears in split RAR formats in online archives. : Use a modern tool like 7-Zip or WinRAR