Thorough Lotus Notes to Outlook Migration Project Plan Without Errors

Lotus Notes and Outlook both provide collaborative platforms for email communication inside and outside the organization. Lotus Notes uses NSF format for data storage and works with synchronization with Lotus Domino Server. If a user is working in a Lotus Notes environment and wants to avail features of MS Outlook, it needs to migrate IBM Notes to PST format. This becomes the tough process for users as both clients use different file formats and are not compatible with each other.

lotus notes to outlook

There are 5 simple steps in Lotus Notes to Outlook Migration plan. Get the complete plan with this post without any errors.

5 Steps Lotus Notes to Outlook Migration Plan

The plan includes 5 steps that need to be followed prior to IBM Notes migration.

Step 1. Compatibility check of Destined Application (Outlook)

Migrating data from Lotus Notes client is a big task so users should first check whether the destination application is ready to take Lotus Notes mailbox data. Check for the requirements –

  • Speed – Lotus Notes client provides users with the best email communication so it should be checked for the destination Outlook.
  • Usability – The users must feel comfortable and user-friendly with the application proposed for migration.
  • Cloud Reading – The cloud platform is the choice of many users that enables users to access data easily anywhere. With Outlook, users can easily move data on the cloud.

Step 2. Perform analysis of Lotus Notes Mailbox data

Before migrating Lotus Notes mailbox data, it is necessary to calculate the data to be migrated. There are various applications available freely which help users in estimating the data to be migrated.

One such application is MONTI (Microsoft Online Notes Inspector) which helps users in collecting specific data and information. The application provides information related to Lotus Notes Domino such as

  • Directory information of every user
  • Complete mailbox size
  • Overall size of contacts
  • Total Calendars size

Step 3. Requirement of Lotus Notes user

After calculating the size of mailbox data, the users can face several challenges as it is required to keep the data as it is after switching Lotus Notes. The demands of the users include –

  • Folder structure – It is the basic requirement of the user to follow the same structure as it was originally stored. There would not be any changes in the folder hierarchy.
  • Meta-Attributes – The meta properties associated with emails, contacts, calendars should be maintained properly.
  • Signature/Image – The signature or images associated with each email should be retained properly in the destination mailbox.
  • Read/Unread messages – Read and unread messages should be properly maintained in the destination mailbox.

Step 4. Migration Data Tenure

After analyzing all important points like data size, mailbox count and the challenges for migrating from Lotus Notes. Now, we calculate the speed of the processing tool used for the migration task.

Step 5. Cost estimates of Lotus Notes to MS Outlook Migration Plan

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Since Lotus Notes does not provide a direct approach to export data to Outlook. Manually, the users may face challenges like data loss, loss of meta-properties & attachments etc. You need to take help of professional tool in this situation and Softaken NSF to PST Converter is the capable tool to carry out the migration plan. The application saves a lot of time of the users by performing quick migration.


Being Outlook a popular and user-friendly email client so users are switching Lotus Notes and moving towards Outlook and to migrate IBM Notes to Outlook, the article helps the users by analyzing all the requirements before carrying out the migration plan. Error-free and smooth results are provided by the application.