How can I modify an Office 365 account?
This article will show you how to update an Office 365 user account, allowing you to change the username, domain name and other settings.
Login to your 123 Reg control panel and scroll down to the Email section, then click on the Manage Office 365 link.
You will see a list of your active Office 365 packages and a Log in to Office 365 button. Click the Login button to access your account management page.
You will see a list of the active accounts on your package. Click the Modify button for the account you would like to update.
Here you can manage the changes to your account. Change the username, domain, contact details and more. When complete click the Modify User button to confirm your changes.