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How to Migrate Office 365 to G Suite; Step By Step Guide to Follow

Published By Aldrich Calvin
Anuraag Singh
Approved By Anuraag Singh
Published On May 24th, 2024
A Step-by-Step Guide to Office 365 and G Suite. Both are the most popular cloud service platforms. They both draw in users for various reasons. Office 365 works best in a professional environment, while G Suite is more user-friendly and cost-effective. In this blog, we’ll provide you a thorough guide that provides you with everything you need to know to migrate your Office 365 environment to G Suite.

G Suite and Office 365 are the topmost technologies, popular among users for cloud-based services. When Microsoft Office applications attract the user towards Office 365 for the professional environment, the ease of using G Suite diverts the users towards it.

Both of them provide almost similar services to enhance their organization’s efficacy to the next level. But, the user interface of the G Suite is much simpler and provides easy access compared to MS Office 365.

Furthermore, the service plans offered by O365 are costly in comparison to the G Suite. Hence, the need to migrate Office 365 to G Suite arises.

Considering all of these requirements of users, a complete step-wise manual, as well as an automated solution is given. The solutions described here will surely help users to migrate from Office 365 to GSuite. Without further ado, let’s just dive into the process.

Manual Method to Migrate Email from Office 365 to G Suite

To move Office 365 mailbox data to G Suite account in a cost-effective way, a user needs to follow all these step-wise procedures that are discussed below. But before you begin to migrate Office 365 to G Suite, keep an eye on these points:

  1. Make sure that your legacy environment is supported i.e. you are moving data from EWS (Exchange Web Services) environment: Exchange 2013/ 2010/ 2007/ 2003 and Office 365 to G Suite.
  2. The Data Migration Service is compatible with G Suite Enterprise, Students, Basics, and Business accounts only. Therefore, make sure that your G Suite account is one of them.
  3. A legacy environment needs to be set up before you use data migration services to forward O365 emails to Gmail.
  4. Enable the impersonation feature in your Office 365 account.

Now, the process to migrate Office 365 to G Suite will only start when the user sets up data migration services. After that only, the process of migration from Exchange Online to Google Apps will start.

Setup Data Migration Service to Perform Office 365 to G Suite Migration

To begin the migration process, a user first needs to set up the data migration service manually by following the steps mentioned below:

  1. You need to sign in to the Google Admin console by using an administrator account, which does not end with @gmail.com
  2. Now, in the Admin console, click on the Data Migration option. If the option is not visible, click on the More Controls option from the bottom.
  3. Then, choose the Email option from the displayed list to migrate email from Office 365 to G Suite and click on the Continue button.
  4. Here, an Email Migration screen will open:
    1. Choose the MS Office 365 mail server from the displayed Migration list, which matches your legacy environment
    2. Then, choose the Connection Protocol for the legacy mail server by selecting an option:
      1. a) If you do not know the protocol, then choose the Auto Select (Recommended) option.
      2. b) To mention the URL of Exchange Web Services for legacy service, choose the Exchange Web Services option and enter the URL. The URL is the complete address that Microsoft Exchange uses to communicate with Microsoft Exchange Web Services.
      3. c) After that, you need to enter the MS Office 365 account email address and password. Then, just click on the Connect option to migrate from Office 365 to G Suite.
  5. If the connection fails in between, then you need to ensure that Office 365 account connection protocol information is correct. After that, click on the Connect button. (Optional)
  6. After that, accept the default option for the Migration start date and Migration options sections. You can also exclude the data that you do not want to migrate or can customize the migration start date accordingly
  7. In last, click on the Select Users option and move to the next section below so that you can migrate from Office 365 to G Suite.

Note: Users can select the migration data type as contacts & calendars also as per the requirement – only one type of data is migrated in one cycle.

How to Migrate Office 365 to G Suite for a Single User?

After setting up a data migration service, you are now all set to move Office 365 mailbox data to G Suite. To do the same for a single user, follow the steps mentioned below:

  1. Click on Add icon >> Select the user option
  2. After that, enter the Office 365 email address in the “Migrate From” field
  3. Then, type your G Suite email address in the “Migrate To” field
  4. Now, click on the Start button and begin the  process
  5. The process is completed successfully displaying all details of migration like to, from, and status
  6. When the process is completed successfully, click on Settings >> Exit Migration option

How to Migrate Office 365 to G Suite for Multiple Users?

  1. Click on the Add icon >> Select Multiple Users option
  2. After that, click on the Attach file option to upload a CSV file containing multiple legacy email addresses and the new Google Apps email addresses. You can click on the Use CSV link to know how to format the file via the data migration service
  3. Then, click on the Upload button and start Office 365 to G Suite migration
  4. When the process is completed successfully, click on Settings >> Exit Migration option

By following the above-discussed manual steps to migrate Exchange Online to G Suite carefully, all your emails from your Office 365 account will be transferred successfully to G Suite. In the same way, a user can migrate contacts and calendars from Office 365 to G Suite.

Pitfalls of Using Manual Solution

  • This method migrates a single type of data item in a single attempt (For eg. Emails, Calendars, etc.).
  • This method is not capable of migrating data from Google Drive or any other documents.
  • This is a lengthy and time-consuming process.
  • Following the steps of this method requires high technical knowledge.


‘How to Migrate Office 365 to G Suite?’ is one of the most popular searches on the internet. Considering the manual method, it is quite lengthy and complex to perform. Thus to make it more understandable to our users, we have discussed a step-by-step process to move the data stored in an Office 365 account to a G Suite account. Using this solution, the user can easily accomplish their goals of data migration from Office 365 to G Suite.

Frequently Asked Questions

Q. What if I want to migrate contacts and calendars too?

You can also migrate contacts and calendars, but each type of data must be migrated separately in one cycle.

Q. Is it possible to transfer your OneDrive data to Google Drive?

The answer is yes, but it’s a different process and may involve different tools or approaches.

Q. What should I do with my Office 365 shared mailbox during the migration process?

You can migrate shared mailboxes to Office 365, but you might need to configure them as G Suite user mailboxes and then change your sharing settings.

Q. How do I ensure that my Office 365 licenses are properly canceled after migration?

After verifying a successful migration, contact Microsoft support or use the admin center to cancel or adjust your Office 365 licenses.