: This is a proprietary archive format developed by WinRAR . It is used to bundle and compress multiple files into a single, smaller package for easier sharing or storage.

: A popular free, open-source alternative that can extract RAR archives .

If you have downloaded this file from an untrusted source, be extremely cautious. RAR files are commonly used in phishing attacks because they can hide malicious executables (.exe) or scripts that activate once extracted. How to Open It