SysInfo MSG Converter is the key utility that can preserve email metadata (sender, recipient, date), attachments, formatting, and folder structure. It also allows the option to remove Duplicate mail from the selected folders based on To, From, Bcc, Body, and Subject. However, it is helpful when users have to filter unique emails. Users can convert MSG files very easily. Likewise, it converts MSG to MBOX and multiple other file formats. https://www.sysinfotools.com/blog/convert-msg-to-mbox/