Switching Calendar from Lotus Notes to MS Outlook

“Recently, our organization migrated from Lotus Notes to Outlook. To synchronize these two clients, we are planning to export all Notes data into Outlook. I would like to know the method of switching Calendar from Lotus Notes to MS Outlook. Can anyone tell me a reliable way to export NSF calendar to PST?”
Like this user above, there are many other people who want to know the data migration process of Lotus Notes to Outlook. As Lotus Notes customers are migrating to Outlook, the related queries are coming in large number in different forums. To help these users, we will be describing techniques of switching Calendar from Lotus Notes to MS Outlook. Continue reading to find out how you can transfer your Notes calendar to MS Outlook.

Causes of IBM Notes Calendar to Outlook Migration

There can be various reasons for people wanting to export Lotus Notes calendar to Outlook. The main reason is migrating email clients. When people migrate from Lotus Notes to Outlook, they want to export all Lotus Notes data including calendar to Outlook. Apart from this, users of both these emails may want to transfer Lotus Notes calendar to synchronize it with Outlook calendar. Let’s move to the next section where we will share techniques of switching calendar from Lotus Notes to MS Outlook.

Export Lotus Notes Calendar to MS Outlook

There are two ways of migrating Notes calendar to Outlook email. One of them is manual method and another one is alternate method. Have a look at both the methods one by one.

Manual Technique of Migrating Lotus Notes Calendar to Outlook

The manual method has to be performed in two parts. First, we will convert the Notes calendar in .ics format and then we will import that file into Outlook.
Save IBM Notes Calendar in ICS File Format
  1. Launch Lotus Notes and go to Calendar.
  1. Navigate to Menu bar to click on File>> Export.
  1. Export wizard will appear. Provide file name, select Calendar File (.ics) as “Save as type” and then click Export.
  1. Select All Documents option and click on OK.
Your Notes calendar has been saved as ICS file in your local system. Now you have to migrate that file into Outlook.

Import ICS File in Outlook 2010

  1. Open MS Outlook on your system and click File>> Open>> Import.
  1. From “Import & Export Wizard,” select the option Import an iCalendar or vCalendar and click Next.

3.Select that ICS file and click OK.

  1. Click Import on the confirmation message that will pop-up on your screen.
  1. Migration of Notes Calendar to Outlook will start. After some moments, you can see Notes calendar got integrated with MS Outlook.

Drawbacks of Manual Method

There are certain drawbacks of this manual technique. Users will be able to export one calendar at a time through this method. So, if you are in need of exporting bulk calendars, you have to spend a lot of time. This process can import only the basic fields and users have to be technically sound to perform this method. Due to these limitations, users often go for the alternative technique that we are going to describe in the next part.

Alternative Technique of Migrating Calendar from Lotus Notes to MS Outlook

If you are looking for a reliable solution to this problem, there is an alternative technique for you. Users can utilize SysTools NSF to PSTConverter tool to export their calendar to Outlook from IBM Notes. This software can export all NSF files to Outlook including Notes calendar. It also offers Date Filer option, with the help of which users can select the entries they want to export. For this application to perform, Lotus Notes should not remain connected to Domino Server. This program supports NSF files made by Lotus Notes 9.0 and other lower versions. It can be said that this application can solve all your problem regarding export Lotus Notes calendar to Outlook.


We have tried to portray two different methods of switching calendar from Lotus Notes to MS Outlook. Users have complete freedom to choose between the methods as we have described the techniques in detail. Due to the limitations of the manual method, users can go for the tool prescribed here. It can easily export calendar from Lotus Notes to MS Outlook. Even multiple number of calendars can be migrated in a batch. For the easy conversion of Notes calendar, choose this application.
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One response to “Switching Calendar from Lotus Notes to MS Outlook”

  1. kelly avatar

    If anyone looking to migrate calendar from Lotus Notes to MS Outlook, choose eSoftTools NSF to PST Converter software. It can convert any element of Lotus Notes mailbox to Outlook. It can even restore all information in the same index structure which was available earlier.
    Explore more: http://www.esofttools.com/nsf-to-pst-converter.html

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