The user should use an innovative and secure approach available on the online market to convert MBOX files into PST. I highly recommend that you download the eSoftTools MBOX to PST Converter software is the best solution for MBOX to Outlook conversion. It operates with all versions of Microsoft Outlook and Windows. It can convert mbox to multiple files formats such as EML, EMLX, MSG, NSF, HTML, Office365, Yahoo, Gmail, etc. The tool can also provide a free trial pack to all users to convert initial 25 items from mbox to pst files for users' satisfaction.