Email Conversion

Manually Convert NSF to PST Free Lotus Notes to Outlook Conversion

Corporate use different email clients based on their needs some use MS Outlook in Windows or Outlook for Mac or some implements Lotus Notes for IBM. However if any organization shifts to different email client we need to convert the file format of these emails. We need NSF to PST tool if we migrate from Lotus notes to MS Outlook.

If one is switching from IBM Notes to MS Outlook then we need to convert NSF (Notes Storage format) files to PST (Personal Storage table). We can convert NSF to PST manually by using the following procedure.


Download Stellar NSF to PST Converter 


Convert NSF to PST Free Method

There is not a direct way to convert NSF to PST but with this trick we can help to convert NSF files to PST. First we need to transfer NSF files to a CSV or Structured Format and then import them to MS outlook.

  1. Export NSF files To CSV

  • Launch IBM notes or Lotus Notes in your System.

lotus notes to outlook

  • Open NSF database from where we want to export data.export nsf database
  • Go to Menu, click on File tab and then Export button.

convert nsf to pst

  • Now the Pop up box will open to save the file Select the folder/location and system drive where you want to save the data.

save nsf database as csv

  • Now Name the file and go to Save as type field Select Comma Seperated Value (CSV) option and click OK button.

transfer nsf to pst

  • You can also select option Structured Text and click OK.

save lotus notes nsf file

Now 50% work is done. NSF database will be exported to new file as per the option CSV or Structured Text. Next task to do is import CSV data to MS outlook. Follow the steps given below:

2. Import CSV File to Outlook

  • Launch MS Outlook application.

launch ms outlook

  • Go to File Menu, drag to Open tab and click on Import button.

import export files in outlook

  • The Import wizard will open, select option Import from another Program or file and click Next.

import nsf to pst format

  • Select Comma Seperated Value (CSV) or Structured Text option which you choose earlier to save file and hit Next.

nsf to pst conversion

  • Choose the file from the location you have saved it earlier and select the folder I your MS Outlook Mail box.

save lotus notes to pst file

  • Click Finish. The NSF database will be exported to MS outlook and all the mails, contacts, events, calendars can be used in MS outlook as same as in PST file.

manual conversion of nsf to pst

Manual NSF to PST conversion is a tedious process and there might be chance that all the files are not converted and you might lose your data. So you can use third party NSF to PST converter to easily convert the NSF files. Here i suggest you to give NSF to PST tool from Stellar a try.


Download Stellar NSF to PST Converter 


3 thoughts on “Manually Convert NSF to PST Free Lotus Notes to Outlook Conversion

  1. Is there any software which can convert NSF TO PST without using this method?

    Thanks for sharing an article!!!!

  2. I have successfully exported NSF files to CSV format but when i tried to import the CSV file usng the above method it says invalid file. Tell me where i am wrong?

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