Easily Migrate Microsoft Office 365 Tenant to Tenant

What is Microsoft 365 Tenant Account?

When you initially buy and sign up Microsoft 365 business plan, you become a Microsoft tenant. It is like a company’s personal account in the Office 365 environment. In your tenant account, you created multiple users for all your employees and it keeps your businesses data separate from other business who use the same Microsoft 365.

In some cases, many of you had to move their data from one tenant to another like this user who is having problems in migrating their tenant account.

“Hello, I am working in a mid-sized IT company where recently it merged with another company. Both use Microsoft 365 but have separate tenant accounts. I have been tasked to migrate our all mailboxes and data to the parent company’s tenant account. So, please help my to get a safe way to move my complete data without losing it.”

There are many other people who want to transfer their Microsoft 365 tenant to tenant. We will help you by providing the solutions. But, before that, let’s see other scenarios where you need to move your data.

Instances Where you Need to Move Office 365 Tenant to Tenant

• One of the main reasons why you have to migrate from tenant to tenant is because your company is merging with other different companies.
• If another business acquires your company or your company acquires another one. In that case you need to transfer your tenant account for the smooth working.
• Your company is restructuring its Microsoft 365 account, then you may need to migrate your tenant account.
• When your business is shifting to another geo-loacation, you may also need to move tenant to tenant account.

Users have their own reason to transfer their Tenant account, but you now know the scenarios where you need to move your data. Before, we went through the methods to do Office 365 to Office 365 migration. First follow the below list of pre-migration checklists properly and after that, you are ready to transfer your data.

Move Office 365 Data from Tenant to Tenant with IMAP

This method works on limited data i.e. email messages. If you want to migrate only the emails from tenant to tenant, then follow the steps below.

1. First of all, collect all the usernames and passwords of your user’s account.
2. Then, create mailboxes for each user in the target tenant. Also, make sure that you assign correct licenses.
3. Enable IMAP access, in your default Exchange Online by using this command: Get-CASMailbox -Identity user@domain.com | FL ImapEnabled
4. Similarly create a CSV file where it contains your source data and save it.
5. Now, in the destination tenant, go to the Exchange Admin Center.
6. Select Migration, then click Add migration batch option.
7. Choose the IMAP migration option and upload your CSV file.
8. Enter the IMAP settings: IMAP server: outlook.office365.com, Port: 993, Encryption: SSL.
9. Provide a name and select automatically or manually start.
10. Once it is done, update your DNS records of the new tenant.

This way you can have your emails from your previous tenant to the new one. For an advanced technique follow the steps of this method.

Office 365 Tenant to Tenant Migration using PowerShell

In this, you need a global administrator which applies on both the tenants, then install the Exchange Online PowerShell module.

1. Connect your source Tenant using this command: Connect-ExchangeOnline -UserPrincipalName admin@sourceTenant.onmicrosoft.com
2. Then, we export our Mailbox to PST by going to the compliance center.
3. Click on Content Search, then create a new search and choose your mailbox.
4. After that, export the results in PST format.
5. Now, disconnect your source tenant: Disconnect-ExchangeOnline and connect your destination Tenant: Connect-ExchangeOnline -UserPrincipalName admin@targetTenant.onmicrosoft.com
6. Create users: New-Mailbox -Name “John Doe” -MicrosoftOnlineServicesID john.doe@newdomain.com -Password (ConvertTo-SecureString -String “Password123!” -AsPlainText -Force)
7. Also assign a license: Set-MsolUserLicense -UserPrincipalName john.doe@newdomain.com -AddLicenses “tenant:EXCHANGESTANDARD”
8. Import the PST file in your Azure Storage Location with the AzCopy tool: azcopy copy “C:\PSTs\JohnDoe.pst” “<Azure SAS URL>”
9. Generate mapping file: Workload,FilePath,Name,Mailbox
   Exchange,”/john.doe.pst”,john.doe,john.doe@newdomain.com
10. Start the import: New-MailboxImportRequest -Mailbox john.doe@newdomain.com -FilePath “\\FileShare\PST\john.doe.pst”

Here are the two solutions to do Office 365 tenant to tenant migration manually. They are free to use but for non-technical users they may have difficulty in migrating their tenant. So, there is an automated method that can help you.

Steps Office 365 Tenant to Tenant Migration

1. Install the software, enter the Microsoft office 365 credentials and tap Login
   
2. Now, choose the Office 365 option from the drop-down list as per your destination tenant
   
3. After this, provide the destination Microsoft Office 365 account email address.
   
4. At last, to begin the process hit the Backup option it will initiate the tenant to tenant migration immediately.
   

Conclusion

In this article, we have suggested three methods to do Office 365 tenant to tenant migration easily. To execute the migration task safely, we have even provided a pre-migration checklist for the smooth process. Then, we also explained two manual and professional methods. Most of you may have issues with manually ones but the automated solution that can easily migrate your data.