How to Open NSF File in Outlook? Complete Guide

Rollins Duke   
Published: May 10th, 2024 • 7 Min Read

Overview: This write-up will explain to you the complete methods to open Lotus notes NSF file in Outlook 2021, 2019, 2016, 2013, 2010, and all previous versions. Here you will get complete information about Lotus note and Outlook email clients and how can we import NSF to Outlook accounts using free and professional methods.

Nowadays users are preferring to use Microsoft Outlook desktop-based and cloud-based variants instead of HCL Notes. Outlook is a well-established email client that comes with some extraordinary features. It also comes with a simple GUI and high-level security features which are the main reason to use Outlook.

Also, there are multiple reasons to import NSF files to Outlook account like:

  • Maybe users are switching from Lotus Notes.
  • Outlook provides more advanced features and capabilities to users than HCL Notes.
  • Maybe, users previously used Lotus notes and saved their data as NSF files, and now they want to open NSF file in Outlook.

These kinds and maybe other reasons, compel users to open Lotus Notes NSF file in Outlook.

Manual Methods to Import NSF Files to Outlook

If you are thinking, is there any solution available? Then don’t worry there is a 100% freeware technique available to migrate Lotus Notes to Outlook. However, it has some limitations but still, some computer users are happy using this manual method.

Before importing data, first know some important things about the process. Keep in mind the given instructions before the process.

  • Take a backup of your HCL notes data for safety, because in some cases users lose their data.
  • Outlook must be installed on your computer for 100% more accurate results.
  • Follow all the steps carefully, and use manual methods at your own risk.

Here I will explain two steps to open Lotus Notes NSF file in Outlook account. First, we will export NSF data in CSV format and then we will import this file to Outlook.

Step 1: Export Data from HCL Notes

  1. Launch IBM / HCL Notes email client on your computer.
  2. Go to the Mail tab from the menu bar.
  3. Tap on the “File” option to continue.
  4. After that, click on the Export button.
  5. Now choose the “Tabular Text (CSV)” and “Structured Text” options accordingly.
  6. After that press Continue for completion.
  7. Lastly, browse the destination path and press Export to start.

Step 2: Open Lotus Notes NSF File in Outlook

  1. Start the MS Outlook email client on your pc.
  2. Click on File and choose Import and Export option.
  3. Press the Next button to continue.
  4. Choose the Comma Separated Values option.
  5. Thereafter, hit on the Next button.
  6. Click on the Export button from the pop-up.
  7. Select HCL Notes exported CSV file from your computer.
  8. At last, click on the Finish button to start importing.

By following the above-mentioned steps, users can open Lotus Notes NSF file in Outlook and lose old messages. You can go with these steps, in case if you don’t want to spend any money to import NSF to Outlook.

Why Manual Methods are Not Safe?

  • Time taking and lengthy process and not easy for all users.
  • Risk of data loss and corruption.
  • No filter option is available to export specific data.
  • Users can only export data in CSV format, there is no other format available like PST, MSG, OST, etc.
  • Have to repeat the process again and again for each NSF file.

Professional Method to Open Lotus Notes NSF File in Outlook

The BitRecover NSF to PST Converter is a remarkable solution for opening NSF files from any Outlook version. The tool is simple, easy, and fast in speed. One can add tons of NSF files without any size limitations. It is a highly rated solution to simply open the NSF file in Outlook 2013 and more versions.

The layout of the tool is interactive and consistent. The user can easily access the NSF file in Outlook using the best NSF file opener app. You can only work with the utility when Lotus Notes is installed on your system.

Now, let’s move on to the working of the application to see how can you open Lotus Notes NSF file in Outlook.

Download for Windows

Working Steps to Open NSF in Outlook in Bulk

  1. Run the above-mentioned software on your machine.

    NSF to Outlook Converter

  2. And then, upload NSF files using Add Files and Folders buttons.

    upload NSF files

  3. Now you can preview NSF emails, contacts, and calendars in the software window. Select the required folders from Windows Explorer view.

    preview Lotus Notes emails

  4. Thereafter, click on Convert and choose PST as the saving format.

    PST as saving

  5. The tool provides a separate option to export contacts to vCard Format.

    export Lotus Notes contacts

  6. Users can also export HCL Notes calendars into ICS format.

    export HCL Notes calendars

  7. This application offers multiple Filter Options to import NSF mailbox to Outlook by Date Range, From, To, Subject, Exclude Folders, Organizer, etc.

    Filter Options

  8. After that, browse a destination location to store the resultant data.


  9. Click on Next to open Lotus Notes NSF file in Outlook.

    import lotus notes NSF file in Outlook

  10. The task was completed successfully; you can see the message of completion.

    completed successfully

  11. Lastly, run the Microsoft Outlook email client and choose File >> Open & Export >> Open Outlook Data File option to insert the resultant PST file.

    open lotus notes NSF file in Outlook

NSF to Outlook Converter – Features & Capability

  • HCL Notes to Outlook Converter is capable of opening NSF files in Outlook desktop-based email clients as well as web-based email service.
  • Users can preview IBM Notes NSF file data in the software panel before importing data to Outlook 2010, 2013, 2016, 2019, 2021, etc.
  • The tool has an isolated option to open NSF contacts and calendars with complete information.
  • This application offers multiple advanced filter options to convert HCL Notes to Outlook by date range, sender, and recipient’s email addresses.
  • Users can create separate Outlook data files for each NSF file, as well as also create a combined PST file for all NSF files accordingly.
  • This utility automatically generates a log report file that has complete detailed information about exported data
  • The tool is specially developed to convert multiple NSF files to Outlook at once. So that users can save valuable time and effort.
  • The tool generates a Unicode Outlook data file that is compatible with all the latest Outlook editions.

Frequently Asked Questions

  • Que 1 – Does your software allow you to import emails to Outlook together with attachments?

    Ans – Yes, it preserves all email attachments and components to open Lotus Notes NSF file in Outlook.

  • Que 2 – Can I use this single software to convert HCL Notes to Outlook desktop /

    Ans – Yes, of course, it is a well suitable tool to move HCL Notes to the Outlook email client and web service.

  • Que 3 – Is HCL Notes installation mandatory, to switch from HCL Notes to Outlook without loss of old emails?

    Ans – Yes, HCL Notes email client installation is compulsory to convert emails to Outlook. Because the tool requires the HCL Notes environment to perform the conversion.

Free Experimentation to Open Lotus Notes NSF File in Outlook

This application comes with a free demo edition that allows exporting a maximum of 25 emails from each HCL Notes folder to Outlook. Therefore, users can test its features before upgrading to the pro edition. After getting complete satisfaction, users can purchase its license keys at a reasonable price. Thereafter, it will open Lotus Notes NSF file in Outlook without limitations.