You can easily import Windows Live Mail EML to Outlook using MacUncle Windows Live Mail to PST Converter.
Start MacUncle Windows Live Mail to PST Converter on your Mac Computer and Take the EML file from Windows Live Mail. Then, select EML file using Add File(s) or Add Folder(s).
Check uploaded EML file on the software panel and click on the Next button.
Choose the PST format from Select Saving Option.
Click the Checkbox if separate PST is required and Choose the Destination location.
The Conversion of Mac Windows Live Mail to PST completed successfully, you can see the message of completion.