: Right-click the file and use a tool like 7-Zip to extract the contents.
: A safety feature found in modern vehicles (e.g., Hyundai/Kia) that uses sensors to detect and mitigate collisions.
Are you downloading this for the flight simulator?
: Place the extracted files into your Falcon BMS directory, typically under \Data\Terrdata\Objects\KoreaObj\ (or the specific theatre you are using).
What are you trying to use this file with?