If you want to split oversized PST file of MS Outlook 2016/2007/2013/2010/2003, try PST File Splitter for MS Outlook software and successfully split MS Outlook PST file into multiple PST file without any data loss.
Read More: https://www.voimakassoftware.com/pst-splitter.html
Read More: https://www.voimakassoftware.com/pst-splitter.html