To use the contents of a ".rar" file, you must first "unrar" or extract them. Windows: You can use WinRAR or 7-Zip .

If you are looking for information on downloading or extracting a file—likely related to a driver or utility for an M.2 (Key E) hardware component— Understanding the Terms

Right-click the downloaded file and select "Extract Here" or "Extract to [Folder Name]" .