Migrate PST to Exchange Server
I have used this software and you can also try this PST to Office 365 migrator.
The advanced feature of this tool is that it also permits us to migrate PST to Exchange Server. Users are allowed to migrate PST to Live Exchange Migrator in Single or multiple numbers into single/multiple mailboxes, subject of need. This expert tool will assist you to migrate PST to Live Exchange Server smoothly.
Read More: https://www.kdetools.com/pst-converter.html