Use eSoftTools NSF to PST Converter to convert single or more NSF files to Outlook PST format. Also, it can migrate Lotus Notes Archive to Outlook, and many other file types like Office 365, Gmail, Yahoo Mail, Gmail, Zimbra, EML, MSG, HTML, MBOX, and many others. The application's GUI, preview functionality, batch conversion, email filter, and numerous export formats are among its other features. With the sample version, you may convert up to 25 emails per inbox for free.
Get More Details:- Free NSF to PST Converter

Import the Mailbox file in MS Outlook
Launch MS Outlook application.
From the 'File' menu, click 'Import and Export' option.
Click 'Next'.
Choose among the 'Comma Separated Values' and 'Tab Separated Values'.
Click 'Next'.
Pass through the entire 'Export' wizard.
Choose and navigate the file exported from Lotus Notes.
Regards, jimmy Wick