As a .part1.rar file, it requires the corresponding subsequent parts ( .part2.rar , .part3.rar , etc.) to be present in the same directory to extract the contents.
Tools like WinRAR, 7-Zip, or similar archivers are required to open this archive. sc24319-TKOFXVUpd153.part1.rar
Since this appears to be a specific, possibly proprietary file, verify its integrity with the sender to avoid potential security risks. To provide a more detailed report, could you tell me: As a .part1.rar file