The EML file format is supported by Windows Live Mail, and if you want to convert Windows Live Mail to Outlook PST, you may use the eSoftTools Windows Live Mail Converter, which is a good option for converting Windows Live Mail to Office 365 without any mistakes. A Windows user can convert data from a WLM file to PST or another file format successfully.
Re: Convert Windows Live Mail emails to Outlook PST
The advanced WLM to PST software has multiple eventual options which allow users to perform the wanted conversion process as per need. The CubexSoft WLM to PST application comes with a freeware version that will help to know the whole working process to execute the process of WLM to PST using the first 25 emails free of cost.
Read More: https://www.cubexsoft.com/windows-live-mail/pst.html