How to Move Mailboxes Between Office 365 Tenants? Comprehensive Solution 

Summary: This article talks about the modern and reliable way to move mailboxes between Office 365 tenants. Microsoft provides many applications that are included in its Office 365 cloud service and used by businesses worldwide.

What Microsoft does not provide is any kind of migration tool because of which even huge companies having immense human resources find it difficult to migrate data from one place to another.

Users without much technical knowledge won’t be able to migrate data manually and they need a tool to perform such a task, as technology is growing faster than humans. Therefore, Office 365 to Office 365 Migration Tool is the one-stop solution to perform the above operation without any hassle. 

Step by Step Quick Solution to Transfer Mailboxes Between Office 365 Tenants

1. Download, install & launch the tool, select source, and destination.Office 365 to Office 365 Migration Tool
2. Sign in Using Office 365 Admin credentials, & validate. 
3. Create group mapping between source and destination users. 
4. Click on start migration.

There are quite a few solutions for the problem but if some are less effective, the others lack efficiency.

Let’s find out why we need to move data between different Office 365 tenants.

What are the Needs to Move Mailboxes Between Office 365 Tenants?

This hurdle is for everyone, let it be an individual user or a well-established company

There can be a lot of factors that cause the urge to transfer data between different tenants and that might differ from company to company.

Below are a few reasons for which a business migrate their data to different tenants:

1. In the case of company acquisition, when a company is entirely acquired by another company, might want to migrate data on large scale.
2. In the case of re-branding, companies may take the decision for migration.
3. When two companies merge, they are more likely to keep the data entirely together & can be the reason for moving data.
4. There are also some internal & external factors of an organization that only top-level management takes into consideration that lead to data migration.

What are the Challenges to Transfer Mailboxes Between Office 365 Tenants?

Because of the complexity of this task, it can be a little annoying to migrate data through the conventional methods, takes a lot of time, and isn’t even fully secured.

That is why we need expert consultants or specialized tools for migrating data in smart, secure, and time-saving ways.

Note- These challenges may differ slightly for different organizations.

These are some challenges that you might face if you want to move mailboxes between Office 365 tenants:

1. Data Security is so important that it has always been a major concern for companies having crucial information about their business. 
2. Loss of data is another issue that is equally important as data security.
3. Firms avoid losing data while moving mailboxes to different tenants.
4. Migrating such a huge database may consume a lot of time resulting in decreasing work efficiency of the firm.
5. A structured migration strategy is a must when businesses opt for migrating mailboxes.
6. Tool selection can also affect your migration experience, migration tool holds many reasons to make the user experience good or bad.

How to Move Mailboxes Between Office 365 Tenants?

There are some tools that a company can purchase for the smooth migration of their data.

Every tool has its pros & cons and this is why we need to choose a balanced one.

When I recently worked on a migration project, I used the above-mentioned migration tool for my entire project and it went pretty well. You must also consider it if you don’t want to use other complicated tools.

Step-1 Download, install & launch the tool, select the source and destination account.

Step-2 Choose the categories and apply filters in the workload selection as per your preference.

Step-3 Enter Office 365 credentials, validate the required permissions of both the source and destination.

Step-4 Tool will show you three options to create group mapping- Fetch users, Import Users, and Download Template.

Step-5 Validate for the last time to validate the required permissions and then click start migration.

Step-6 Once completed view migration reports containing the information about the migration process.

FAQs

1. Does Microsoft provide a tool for tenant migration?
2. – Microsoft does support Tenant migration but does not provide any specific tool to perform the migration
3. What’s cross tenant migration office365?
4. -Tenant admins in both source and destination tenants can move mailboxes between tenants with minimal support infrastructure.
5. What is mailbox migration?
6. -It is a process of moving mailboxes from one email client to another email client.

Conclusion

Recently, I received a lot of user queries regarding this topic, therefore, in this article, I mentioned the causes, challenges, and solutions for the same.

This is most probably the best solution to move mailboxes between office 365 tenants. As per my user experience, This will fulfill your need along with keeping the integrity and security of user data.

Also read: Convert Zimbra to Outlook PST, Best solution explained