Managing email addresses in Exchange Online despite hybrid status

On August 20th, the Exchange team published a post that should give many admins and consultants a sigh of relief. It’s now finally possible (for what feels like an eternity) to change Exchange attributes, such as user email addresses, in the cloud. These changes are then even written back to the local AD using Entra …

Exchange SE Hybrid Licensing a consideration

In general, the topic of licensing at Microsoft is certainly not a simple one. Myths surrounding its interpretation and persistent rumors are constantly circulating. Therefore, I’d like to shed some light on a few things here.NOTE: This article is as of July 2025; changes and interpretations are subject to change at any time! I welcome …

Entra Connect Server transition to certificate-based App Identity

Since the end of May 2025, the current version (2.5.30) of Microsoft Entra Connect is no longer available for download in the public domain at Microsoft. This must now be downloaded via the Microsoft Entra Portal in the Entra Connect area. It is also advisable to look at the current version history of Entra Connect for a few minutes …

Microsoft Entra Connect fails after updating Entra-Connect July Update TLS 1.2

A few weeks ago, I wanted to update the previous Azure AD Connect to Microsoft Entra Connect (as usual). Microsoft released a new version (2.3.30.0) in mid-July. Unfortunately, the installation failed, and even reinstalling and troubleshooting initially went thoroughly wrong. Neither password sync nor user sync wanted to work with this version (operating system Windows …

Bye bye Azure AD Connect V1

As mentioned at an earlier blogpost time has come for leaving version 1 of Azure AD Connect. A orange warning symbol in the new Microsoft Entra portal is displayed already some time. If you follow this link there is a really clear notification: These guys that are still using Azure AD Connect V1 and rely …