Changing the domain for users
Once you've added a custom domain, or if you've acquired multiple domains and need to move existing users between domains, you can use the Change domains option. This changes users' email addresses and login credentials and can affect any scheduled meetings, so be sure to communicate this important fact prior to performing the steps in this recipe. In this recipe, you'll change selected users' domains.
You must be an Office 365 administrator to be able to change a user's domain.
How to do it…
- Go to the Microsoft 365 admin center at http://admin.microsoft.com.
- Select Users > Active users.
- Select all users for whom you're making the domain change and select Change domains:
- Select the new domain from the drop-down list and read the disclaimer: