"New WinRAR-Archiv.rar" is the default filename generated by the WinRAR application when a user creates a new, empty RAR archive via the Windows right-click "New" menu. What is a .rar File?
It significantly reduces file sizes, which is ideal for saving disk space or managing large email attachments. New WinRAR-Archiv.rar
While it creates RAR and ZIP files, it can open many other formats, including 7Z, ISO, and TAR. "New WinRAR-Archiv