One of the best solutions that can help you backup Lotus Notes emails is eSoftTools NSF to PST Converter Software. It is an easy way to backup all emails from an NSF file. This software allows users to backup all items like emails, contacts, calendars, tasks, notes, etc. in different formats like PST, EML, MSG, HTML, CSV, VCF, and other options. Moreover, you don’t need any technical expertise and users get a free demo that allows saving up to 25 items for free.

Read more- https://www.esofttools.com/blog/how-to-take-backup-of-lotus-notes-emails-best-approach/