I suggest world fastest and secure eSoftTools EML to Outlook Converter software to know how to Open & Import multiple EML files to Outlook because it very easy to use and secure. Users can buy this software from given link and i am fully sure users will buy if they just try it one time. It works on all Windows versions. Users can convert EML files in bulk and they can save them in the same or separate folder that they want. They also provide 24*7 customer support.