We want to inform our users and organizations about an important upcoming change regarding Exchange ActiveSync (EAS) device connectivity to Exchange Online. Starting March 1, 2026, devices running Ac...
Updated Dec 16, 2025
Version 2.0
Blog Post
One way would be filtering the device ID of one of the "XXXXXX.PROD.OUTLOOK.COM/Microsoft Exchange Hosted Organizat"
Get-MobileDevice -ResultSize Unlimited | ? {$_.DeviceID -eq "xyz"}
with the CN in the Distinguished Name or first part of identity you can identify the Mailbox