Configure your target URL for OWA redirect when migrating users to the cloud


When you migrate  a user to Office 365  you want OWA users to have a simple redirect to office 365 and not get this error:


Also you want to give your users an easy OWA url not

The solution is 2 steps

  1. create a cname record that points to ( i.e. =
  2. add that record to your organization relationship
    1. set-orginaizationrelationship –targetOwaUrl
  3. Give to your users as there new owa page

Note: the domain you create the CNAME in must be one of your federated or accepted domains in office 365 for realm discovery to work.