> It seems to me that a previously expired domain name being enrolled into MS 365 should be a common use case with a more streamlined support process. I think

> It seems to me that a previously expired domain name being enrolled into MS 365 should be a common use case with a more streamlined support process. I think part of the issue is that the subdomains are hard allocated, and it’s only within the last month you have even been able to change your own subdomain. Our company has been on oldcompanyname.onmicrosoft.com because it has been impossible to change it until 1 month ago.