How does Lotus Notes extract data from a database? Using the eSoftTools Lotus Notes to Outlook Converter program is the ideal solution to your query regarding converting Lotus Notes to Outlook. The user can split the recovered PST file's size into a number of smaller PST files using the NSF to PST Converter software's splitting feature. Both older and more recent versions of Lotus Notes are compatible with this software, and users can request a refund if it doesn't perform as intended.