Methods to Access NSF Files Without Lotus Notes Installation
NSF file format is used by Lotus Notes also named IBM Notes. NSF files canโt be opened directly in Outlook but there are ways to view NSF files in Outlook. There are manual as well as professional solutions that let you open NSF files without any hassles. Before moving ahead, let us know the reasons to open NSF files without Lotus Notes.
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Open NSF files without using Lotus Notes
Reasons to open NSF files without IBM Notes
- High cost of maintenance
- Need a lot of RAM to store NSF data items
- Application is not installed in the current system
- Segmented file structure and large database size
- Notes Server is down or other related issues
How to open NSF files in Outlook?
Outlook is a renowned email client, easy to use by all users. Most importantly, without Outlook installation, one can open NSF files in Outlook.
Instant Solution
Download professional tool GainTools NSF Viewer and open NSF files without using Lotus Notes
How to do it using manual solution?
To open NSF file in Outlook, users first need to convert the file into Outlook data file format i.e. PST. Then convert NSF file to PST file format. After that perform export and import process. In this entire process, Lotus Notes installation is required to export the files and then with Import/Export wizard of Outlook, users can import exported CSV file in it.
The process involves two steps โ
- Exporting NSF files into CSV file
- Importing CSV file in Outlook
Export NSF files to CSV file format
- Open Lotus Notes email client.
- Click on File menu and select Export.
- Choose location for the output file and select Comma Separate Value in the drop down list.
- Provide a name to the file and click on Export.
- Once the process gets completed, you can get CSV file at your system.
Import Lotus Notes CSV file to Outlook
- Launch MS Outlook
- Go to File menu, choose Open & Export and then select the Import/Export option
- Now, choose Import from another program or file and select an option to perform. Then, click Next.
- Choose Comma Separated Value and hit Next.
- Now select the location for your PST file and hit Next.
- Hit Finish button.
How to open NSF files without Lotus Notes?
For instant and smart view of NSF files, install NSF File Viewer Tool. You are free to open and convert NSF files for free without the installation of Lotus Notes email client on your system. Let us how this is to be done โ
- Open the software.
- Browse and add NSF file.

- You can get a preview of NSF file data items.

This is how in three easy steps, once can open and view NSF file mailbox content with this application.
Conclusion
If you want to open NSF file in Outlook, you can use the above manual method. If the manual solution is not fit for you, the automated method is always there for you that allows you to open NSF files for free. Any number of NSF files can be easily opened one by one using this software.
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