[German]I have reported on Exchange Server SE several times in this blog. Microsoft has now generally released the Exchange Server Subscription Edition SE on July 1, 2025. The product will replace Exchange Server 2016 and Exchange Server 2019, both of which will be withdrawn from support on October 14, 2025. Microsoft has published some information about the release of Exchange Server SE in a Techcommunity article.
[German]There are reports that after a fresh installation of Windows 11 24H2, the printer entry "Microsoft Print to PDF" is missing and cannot be used. The required printer driver files seems to be missing. Has Microsoft made a mistake when creating the latest installation images for Windows 11 24H2? You have to use a workaround to be able to use the Microsoft PDF printer.
[German]There currently (June 30, 2025) seem to be an issue with Microsoft Teams running via terminal server on Windows Server environments. The Teams client no longer starts via remote desktop when it is to be run on Windows Server (2019 – 2022). Instead, the error dialog appears that the wlanapi.dll cannot be found. But there are workarounds.
[German]The sudo command in Linux allows local privilege escalation due to a vulnerability CVE-2025-32463 classified as critical. The background is an improper handling of /etc/nsswitch.conf, so that root privileges are obtained.
Microsoft has published its new security baseline for Windows Server 2025, version 2506, on June 25, 2025. The announcement with the new features was made in the Techcommunity article Security baseline for Windows Server 2025, version 2506. The baseline package can be downloaded via the Microsoft Security Compliance Toolkit.
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[German]When Windows 10 22H2 reaches out of support as planned on October 14, 2025, enterprises can buy Extended Security Update (ESU) licenses from Cloud Solutions Provider (CSP) to receive 3 extra years of security updates. Administrators who manage larger client fleets with Windows 10 22H2 via Microsoft Intune can activate the ESU licenses there.
[German]I'm revisiting a topic here on the blog that still has a year to go, but could have very unpleasant consequences. UEFI Secure Boot certificates expire in June 2026. In October 2026, the next expiring UEFI certificate for Secure Boot will be affected. Microsoft pointed this out last week and asked administrators to react.
[German]Microsoft has announced its plans for Windows 11 25H2, which will be released later this year, on June 27, 2025. Users of Windows 11 24H2 should be able to switch to this new build of the operating system with little effort. It will therefore be a small feature update, which will come with different support periods.
[German]Microsoft has started to deploy the KB5001716 update to machines running Windows 10 version 21H2 and 22H2 over the last few days. The KB5001716 update is an update that refreshes the update components so that the systems can switch to Windows 11 24H2. Here is a brief overview of the situation.
[German]A blog reader told me about a strange problem in Microsoft Outlook Classic. Since June 13, 2025, Outlook shows a few minutes after start a dialog box "Add service" and disables the internet connection. It affects only single clients in two enterprise environments. Perhaps a reader has an idea of what is behind this.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
