If you are facing any problem in the Lotus Notes NSF file, download the eSoftTools NSF to PST converter software. It's a very advanced tool. It comes with a very simple and easy to understand interface. It gives you many types of different file formats to convert the NSF file such as EML, EMLX, HTML, MSG, MBOX, ICS, CSV, Gmail, Yahoo, Office 365, and Zimbra. With the email filtering option you can easily convert selective NSF files by date range. If you want to use this tool, download the free demo version of this tool.