: The .rar extension means the contents are compressed to save space. You would need a utility like WinRAR or 7-Zip to "extract" the installer inside before you could use the software.
While it looks like a simple utility file, here is why it might be considered "interesting" or important to someone: Illustrator 2019.rar
If you found this file online, be cautious. Cracked or "repacked" versions of professional software in .rar format are common vectors for malware. Always ensure you are downloading software from official or verified sources. Illustrator 2019.rar
: Many designers keep specific archives like this because newer versions of Creative Cloud sometimes drop support for older operating systems or change workflows that users prefer in the 2019 build. Illustrator 2019.rar
