Have a legitimate need for an old Office file? Leave a comment below (or ask on Microsoft’s official forums), and I’ll point you to the correct, safe index.
In web terminology, searching for "Index of /" followed by a keyword like "Microsoft Office" is a method used to find on web servers. These pages are automatically generated by servers (like Apache or Nginx) when there is no index.html file to display, showing a raw list of files instead. Create and update an index - Microsoft Support index of microsoft office