For the superlative and perfect solution you can use eSoftTools NSF to PST Converter Software. Users can easily convert NSF emails to Outlook without installing the Outlook application. This developed tool has advanced algorithms to work flatly with all corrupted or orphaned Lotus Notes NSF database. It completely works to repair or restore the NSF mailbox stuff along with email attachments like to, bcc, cc, from, date, subject etc. This tool supports all MS Outlook editions up to 2019.
Get more info - convert NSF emails to Outlook
Get more info - convert NSF emails to Outlook