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Office 365 Tenant to Tenant Migration Efficiently & Keep Same Domain Name

Published By Mohit Jha
Nimisha Ramesh
Approved By Nimisha Ramesh
Published On April 15th, 2022
Reading Time 7 Minutes Reading

In today’s era emails, clients play an important role in normal as well as professional users’ life. Thus, Office 365 is the most preferable cloud-based product for business environments provided by Microsoft. In this section, we are going to describe the procedure to perform Office 365 tenant to tenant migration in the same domain effectively.

In-office 365, tenant to tenant migration will be executed in the same and simple manner as another migration process. Moreover, if the primary domain name is being converted to the target, then this might add complexity to the registration of the domain name. The main issue is that a single domain can be attached to only individual Office 365 tenants at a time.

So, in this article, we explain the reliable way to resolve the issue of the tenant to tenant migration within Office 365 with the same domain name. Before that let us discuss some users scenario in the upcoming section.

Move Office 365 Tenant to Tenant Migration Same Domain

Users Query While Migrating from One O365 Tenant to Another

Go through the following scenarios that will help to make you understand the process of Microsoft Office 365 tenant migration successfully. The below-listed scenarios are taken from the forum site. Have a look:

  • “I need to migrate tenant to tenant because my company “X” (127 users) has obtained another company “Y” (215 users). Both companies enable the Azure AD to maintain synchronization and connectivity, between the AD users with Office 365 for mail messages. I need to combine one tenant with another one positively. Therefore, I do not want to opt for any hectic method to do this appropriately. So, please provide me with a reliable solution to O365 tenant to tenant migration. Thank you in advance for your answer”
  • “I want to migrate above 200 users from Office 365 tenant to tenant. The main query is that can I share the same domain between two tenants?. Suggest an appropriate method to resolve my problem and please facilitate, the way that performs the migration task in less time. I am unable to spend too much time combining tenant(source) to tenant(target). Thank you.”

If You are Searching a Manual Method to Perform Tenant Migration in O365

As per the above-mentioned query, we take into consideration & we will provide a reliable way to perform this tenant to tenant migration. If you are searching for a manual way to perform this task, then you have to understand there is no manual option available in which you can migrate Office 365 tenants.

However, Microsoft described what you have to do before & after migration, how to prepare source & destination tenants and how to schedule migration, but to accomplish this task with whole mailboxes, you have to use the third party migration tool.

So, If you are searching for a manual method to perform O365 tenant to tenant migration that is a waste of time. You have to opt for a migration tool to accomplish this task. So, after considering the complexity of this task, we decided to provide an automated solution. In this upcoming section, we are going to explain how to migrate Office 365 from tenant to tenant. So keep with us.

Automated Way to O365 Tenant to Tenant Federation

We all know there is no manual solution available to migrate O365 tenant to tenant. So, we come up with an alternate solution to resolve your tiresome problem effectively. Thus, to cope up with the issue you have to opt for a professional tool such as Office 365 Migration Tool. With the help of this tool transfer Office 365 Mailbox to another account easily and simply in batch mode.

This application has an understandable and user-friendly interface so, a novice user can also perform the migration task without taking expert help.

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Perform Office 365 tenant to tenant migration while Keeping the Same Domain Name

To perform this migration we have to follow four given steps –

1: Migrate data from Office 365 domain to another tenant.

2: Detach domain from the old tenant.

3: Attach domain in the new Office 365 tenant.

4: Migrate data from tenant to the domain.

You have to consider one point that is domain can be attached to only one Office 365 tenant at a time, so before detaching the domain we have to migrate the domain user’s mailbox data.

The suggested tool will perform Office 365 tenant to tenant migration with entire data including Office 365 domain users mailbox, admin mailbox & users mailboxes. With this tool, you can easily migrate emails, contacts, calendars, documents. Many advanced features are available in this tool that will help you in this migration process.

Let’s Start Office 365 (Microsoft 365) Tenant to Tenant Migration with the Tool

1: Install & run the tool, then select Office 365 as a source & as a destination from the initial screen.

2: Select items (emails, contacts, calendars, documents) from the Workload station.

3: From the same screen you can apply a date-based filter, migrate document permissions, use group mapping. After selecting options click on Next.

4: Now, enter source office 365 admin ID & application ID. Click on the Validate button to validate permissions to migrate Office 365 tenants.

5: After validating permissions by software click on Next.

6: enter destination Office 365 admin ID & application ID. Click on the Validate button.

7: Now, software validates permissions, once permissions are validated click on Next.

8: Now, we have to create a mapping between source & destination users to perform Office 365 tenant to tenant migration with all user’s data. To do this software provides three options. Select anyone & click on Next.

9: You can see mapping is created between source & destination users. Click on the Validate button.

10: Once permissions are validated click on the Start Migration button to migrate the user’s mailbox to a new tenant.

Post Migration Checklist for Successful Tenant Migration in Office 365

The next step is to detach the domain from the source tenant, follow the given steps to detach the domain.

1. Go to Office 365 admin center, then select Setting >> Domains page.

2. Select the domain that you want to remove.

3. In the right pane, select Remove.

4. Click on Close.

Now, time to attach the domain to the new Office 365 tenant. Follow the given steps to do this.

1. In the Office 365 admin center choose a setup.

2. In Get your custom domain set up, select View.

3. Choose to Manage >> Add domain.

4. Now, enter the domain name then click on Next.

5. If prompted, sign in to your registrar, and then choose Authorize.

6. Choose to add the DNS records for me, and then select Next.

7. Now, choose the service for a new domain. Then Next >> Authorize >> Next >> Finish.

After adding a domain to the new tenant, we have to migrate the data from the tenant to the added domain. To do this task you have to repeat the migration process which we have described above.

Final Verdict

If a user tries to perform Office 365 tenant to tenant migration with keeping the same domain name. So, it is suggested to use the above-mentioned software to execute this technical operation. As, if you will try to do it manually then, it would be a waste of time because there is no reliable manual procedure available. Therefore, ahead it is all up to you can go with anyone them as per your requirement and desire.