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Change Azure AD tenant with the same domain

Table of Contents

 

Introduction

If you want to migrate/change the exact same domain and users with UPN (e.g. a.carter@w365support.com) to a new Azure AD tenant, there are a few things to consider/update on the Workspace side. 

  Old New

Azure AD tenant

w365support.onmicrosoft.com

newtenant.onmicrosoft.com

Azure AD domain

w365support.com

w365support.com

UPN

a.carter@w365support.com

a.carter@w365support.com

Workspace 365 URL

https://portal.workspace.url/w365support

https://portal.workspace.url/w365support

 

Instructions

  1. Make sure you have set up the new Azure AD with all the users present with the same domain and email address (UPN).
  2. Make sure the Primary admin (the one who created/registered Workspace) has a mailbox enabled.
  3. RequestEmergencyAdminAccess with the Primary admin in the Workspace.
  4. Follow the email flow and configure Single Sign-On.
  5. After you have setup Single Sign-On remove/cleanup the old Azure AD tenant.

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