If you need to open Lotus Notes NSF files in Outlook, you have to convert NSF files to PST. It can be converted using the Aryson Lotus Notes to Outlook Converter Tool. The tool converts NSF to PST, MBOX, MHT, PDF, EML, EMLX, MSG, Outlook, Gmail, Office 365, IMAP, etc. Throughout the entire process, it maintains data integrity and folder hierarchy. It has various features, like Date Range and Batch Conversion, that make the conversion process smart.