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How to Migrate Office 365 Groups to Another Tenant: Ultimate Guide

author
Published By Raj Kumar
Anuraag Singh
Approved By Anuraag Singh
Published On September 24th, 2024
Reading Time 8 Minutes Reading
Category Migration, Office 365

Overview:- The transfer of Microsoft Office 365 Groups from one tenant to another is important when companies are facing major challenges. These challenges include mergers, acquisitions, or tenant restructuring.  This guide will show you how to migrate Office 365 groups to another tenant without any data loss. Moreover, it also covers the methods of migrating groups, best practices, and challenges that come during transfer.

Table of Contents:

  1. Introduction to Migrating Office 365 Groups
  2. Reasons for Migrate Office 365 Groups
  3. Pre-Migration Checklist
  4. How to Migrate Office 365 Groups?
  5. Migration with PowerShell
  6. Migration Using Automated Tools
  7. Challenges During Migration
  8. Post-Migration Tasks
  9. Best Practices
  10. Bottom Line
  11. FAQs

Introduction to Migrating Office 365 Groups to Another Tenant

Migration of the MS Office 365 Groups between tenants can sound like a lot of work if you are not familiar with the process. These groups carry important things like files, emails, and calendars that keep your team connected and productive. But when your business goes through a merger or a restructuring, you may need to move these groups from one Office 365 tenant to another environment.

In this article, you will understand how to migrate Office 365 groups to another tenant however, it is crucial because it keeps your data safe, prevents disruptions, and maintains productivity. You can do this manually using PowerShell (for more control) or use any automated migration tools available in the market. This article will walk you through the steps and best practices, for a smooth transfer of your Office 365 data.

Let’s start the article by understanding why there is a need for the migration of your Office  365 groups to a new environment.

Reasons for Migrating Office 365 Groups

It is important to know “Why do users need to migrate Office 365 Groups?” before stating migration. However, there are many reasons why this migration becomes crucial. These are as follows.

During organization acquisition, merging Office 365 tenants can make sure that data remains consolidated in one place for better collaboration. Another reason could be restructuring within the company, requiring all resources to be moved to a different tenant for operational efficiency.

Additionally, organizations may seek to improve security and compliance by migrating to a more secure or regulated tenant. In all these cases, learning how to migrate Office 365 groups to another tenant becomes important. Migrating groups allows the continuation of smooth access to all shared resources such as OneDrive files, Group emails, and SharePoint sites, with minimal disruption to workflow.

Now moving towards the main topic. However, before starting the process of how to migrate Office 365 groups between tenants, you need a well-planned pre-migration checklist for smooth transfer. Therefore, first, go through the checklist. Let’s get started.

Pre-Migration Checklist for Office 365 Groups Tenant Transfer

This pre-migration checklist for Microsoft groups helps the user to make sure that everything goes smoothly and the things that need to be kept in mind.

  • Specify all the Office 365 Groups you need to migrate. Also, include shared files and group permissions.
  • Make sure you have a backup of all your group data to avoid any data loss while migrating.
  • Larger groups might need extra planning.
  • Run a test migration with a smaller group to check for any issues.
  • Make sure your target tenant is ready to receive the migrated data. Set the correct configurations.
  • The user must have admin rights on both the source and target tenants.

By following these steps, you can minimize the risks and move your Office 365 Group files successfully.

Jumping next, now it’s time to know how to migrate your Office 365 groups.

How to Migrate Office 365 Groups to Another Tenant?

Migrating Office 365 Groups can be done easily if you are familiar with the process. However, there are two methods to transfer Office 365 groups between tenants: a manual method and an automated method. Let’s discuss each of them in detail for better understanding.

Migrate Office 365 Groups from One Tenant to Another with PowerShell

In this method, you can make use of PowerShell commands to move Office 365 group data. The commands are mentioned over here, make changes according to your needs.

First, you need to connect PowerShell to both the source and target Office 365 tenants and establish the connection.

After that, you need to export the group information, including shared files, tasks, and data, from the source tenant using commands such as:

Now, Migrate the groups and related content (SharePoint, Planner, etc.) to the target tenant. However, this method requires technical knowledge with knowledge of Microsoft cloud infrastructure. Also, this method is time-consuming and causes errors if not done carefully.

Migration Using Automated Tools

Tools like SysTools Migration Tool are one of the reliable professional tools available in the market for migrating Office 365 groups to another account completely without any data loss. It migrates tasks easily and avoids errors. Also, it maintains the data integrity.  This tool comes with many features such as re-run migration, delta migration, and so on.
You can download the tool from here,

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Let’s go through the steps you need to take while using this automated solution.

Step 1: Download and Run the Office 365 Migration tool.
main-screen

Step 2: Select the Mailbox Categories and Set Date-Filter.
workload-section

Step 3: Enter the Source credential of Office 365 and validate the permission.
source-o365-validated

Step 4: After that, press next and enter the Destination account credential of Office 365 and again, validate the permission.
/destination-o365-validated

Step 5: Now, create a Mapping of users and Add User Accounts.
create-user
Step 6: Validate everything and Click on the “Start Migration” Button to start the process.
start-migration
After going through the methods now lets us understand the different issue that comes with migrating 

Challenges During Office 365 Group Migration

Migrating Office 365 groups to another tenant can present many challenges, and understanding these is important for a successful migration.

  • Permissions Issues: Retaining the correct group permissions is a common problem, especially when migrating complex groups with multiple owners.
  • Associated Resources: Migrating shared resources like OneDrive files, SharePoint documents, and Teams Channels can complicate the process.
  • Data Loss Risks: Without proper precautions, group data might be lost during the migration. Always ensure data backups.

Post-Migration Verification and Tasks

After the  migration of Office 365 groups to another tenant is complete, it’s important to check the success of the migration and perform any required post-migration tasks:

  • Check Group Data: Verify your data, including email attachments, documents, etc, has successfully migrated.
  • Permissions Check: Ensure that the right permissions have been assigned to the group members in the new tenant.
  • Test Functionality: Make sure that collaboration tools like Microsoft Teams and SharePoint are working smoothly.
  • Reassign Ownership: If needed, change the group owners and adjust permissions.

Best Practices for Office 365 Groups Migration

These are some common best practices that need to be followed by users for a smooth transition to Office 365 group migration between tenants.

  • Always test your migration plan with a small group first to avoid mistakes.
  • For bigger migrations, consider using automated tools to save time and reduce errors.
  • Make sure that you take a backup of important data that includes emails, calendars, and files.
  • You can schedule migrations during non-peak hours to avoid disturbance.
  • Make sure your migration complies with all data protection and security regulations.

Bottom Line

The process of migrating an Office 365 group from one tenant to another would be a little bit complicated, but it cannot be avoided. With the appropriate migration plan, and choosing the right method there are both manual and automated ones remembering best practices, one can have a smooth, secure migration. However, with automation tools, one gets a lot of ease and security, especially with big migrations.

A merger, acquisition, or tenant restructuring represents an opportunity for a smooth transition to ensure continued collaboration and productivity by your organization.

FAQs

Q- How to manually migrate Office 365 Groups between tenants?
A- For manual migration, make use of PowerShell commands used to transfer group data from one tenant to another. However this process is time-consuming and complex.

Q- Are automated tools safe to migrate Office 365 groups? 
A- Yes, automated tools like SysTools make migrating groups more secure and efficient, ensuring data integrity and minimizing the risk of data loss.

Q- What if data is lost during migration?
A- To avoid this, always back up the data before starting the migration.

Q- Can I migrate Teams Channels along with the main Office 365 Groups?
A- Yes, many migration tools give you the option to migrate Teams Channel as well, including with group data.

Q- How much time does the migration process take?
A- This depends on the size of your groups and the method you use. Automated tools generally complete migration quickly.

Also See: Move Outlook Folders From One Account to Another

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