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Yearly Archives: 2026
Microsoft Teams Meeting Add-in kills Microsoft Outlook Classic
[German]Microsoft is currently investigating a reported issue with Outlook Classic. There are user reports that using the Microsoft Teams Meeting add-in causes the Outlook Classic client to crash or become unusable.
Microsoft Outlook (2019, 2021, 365): Unable to connect to Exchange Online mailboxes
[German]A quick question for users and administrators who are still using Microsoft Outlook 2019 (support for Office 2019 expired in October 2025). I've received a report that it's currently no longer possible to connect to Exchange Online mailboxes. There have … Continue reading
Restructuring at Microsoft's Copilot division; forced Copilot app installation halted
[German]At Microsoft, the restructuring and reorganization of its AI division continues. Mustafa Suleyman is no longer directly responsible for the Copilot division. And Microsoft has apparently put a temporary halt to its attempt to roll out Copilot across all areas … Continue reading
Outlook classic: Microsoft fixes accented and extended characters question mark bug
[German]Since late January/early February 2026, users have been complaining that Outlook can no longer recognize umlauts and displays them as question marks. Microsoft appears to have recently fixed this issue in Outlook.
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Windows 11 Enterprise LTSC 2024: Hotpatch Update KB508489 for Bluetooth
[German]A brief note for administrators who have Windows 11 Enterprise LTSC 2024 in their environment. On March 16, 2026, Microsoft released an out-of-band (OOB) update, KB508489, as a hotpatch for this operating system. This update is intended to resolve issues … Continue reading
Outlook Classic: Microsoft investigates Sync and Connect issues
[German]Microsoft has confirmed two issues with Microsoft Outlook Classic that are currently under investigation. One issue involves a failed connection to Exchange servers when creating groups. The other issue concerns the synchronization of Outlook clients after a password has been … Continue reading
HP EliteBook 660 G11: Why was BIOS v. 1.08.01 pulled?
[German]A blog reader contacted me last week to ask whether BIOS version 1.08.01 for the HP EliteBook 660 G11 had been withdrawn. The revocation of the BIOS version has been confirmed by third parties. However, there is no information about … Continue reading
Windows 11 24H2-25H2: Hotpatch KB5084597 closes vulnerabilities
[German]Microsoft has unexpectedly released an emergency update (hotfix) for Windows 11 24H2 and 25H2 on March 13, 2026. This security update is intended to address a security issue in the RRAS management tool (Windows Routing and Remote Access Service). As … Continue reading
Exchange Online: Permission change on "Public Folders" is denied
[German]A question for all Exchange Online tenant administrators. Are you currently still able to set or change permissions for public folders? A blog reader contacted me because he's been having trouble with his tenant for the past few days—he can't … Continue reading
Windows 11 25H2: Autoinstall of preview update KB5077241, update GPO from Microsoft changed?
[German]Quick question for blog readers who use Windows 11 24H2 or 25H2 and install preview updates. A blog reader contacted me this a couple of days ago, because various updates, which are normally optional, were installed automatically on his computer. … Continue reading