Microsoft 365
Microsoft 365 Backup now includes activity logs directly within the product. This allows you to monitor backup and restore operations for SharePoint Online, OneDrive, and Exchange…
Windows Client
Check patch levels now!The certificates used by Windows devices to establish a trusted connection to Windows Update will expire on May 17, 2027, and June 19, 2027. Without the rep…
Microsoft Copilot
Copilot Gets GPT-6.1 Sol and Claude Sonnet 5.5, Two Subprocessor Switches DecideOn September 30, 2026, Microsoft kicked off the rollout of two new AI models in Microsoft Copilot w…
Microsoft Entra ID
Microsoft is introducing passkeys for B2B users in Entra ID. With the roadmap entry RM569432, published on October 1, 2026, internal guests and external users will soon be able to…
Exchange Online
... Enforcement starting March 31, 2027! On September 30, 2026, Microsoft issued an action-required notification for Exchange Online PowerShell with MC1483974. The key point: Star…
Microsoft Entra ID
Entra Connect Sync: Starting today, synchronization stops under version 2.5.79.0Starting September 30, 2026, Microsoft Entra Connect Sync will stop synchronizing if your sync serv…
IT-Infrastruktur
... assemble into a PFX file. Problem: A certificate is delivered with separate files for the public key (CER, CRT) and the private key (KEY), but a combined file (PFX) is require…
Microsoft 365
Store M365 customer data in-country.On December 14, 2026, Microsoft will change the rules governing where your Microsoft 365 tenant data may reside. The trigger is a new setting c…
Microsoft Apps
KB5002907 disables Office 2016 and 2019Since September 24 and 25, 2026, reports have been accumulating that the optional update KB5002907 is causing purchased full versions of Off…
Exchange Server
At the end of August, CERT-Bund published a figure summarizing the patch status of German mail infrastructure: Around 85 percent of on-premises Exchange servers in Germany are vul…