Windows 11 24H2/Server 2025 with huge Hyper-V bug?

Posted on 2025-01-28 by guenni

Windows[German]An administrator recently pointed out a very unpleasant finding to me. The Hyper-V virtualization solution promoted by Microsoft can hardly be used in certain scenarios (on AMD and Intel CPUs) to run multiple virtual machines under Windows 11 24H2 or Windows Server 2025. The reason for this is that the operating system does not provide any performance data and the scheduler cannot distribute the resources to the VMs properly.

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TrendMicro Apex One Update 13150 kills SmartScan

Posted on 2025-01-27 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]A short note to administrators and IT service providers among the blog readers who use TrendMicro Apex One for themselves or their customers. The update 13150 available for this security solution should be used with caution. A blog reader has informed me (thank you) that the update may kill the SmartScan function.

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Dell Alienware Command Center causes high CPU load in Windows

Posted on 2025-01-26 by guenni

Windows[English]A little snippet of information that came to my attention recently. Frank Lesniak has been struggling for months with a randomly occurring CPU load under Windows. After some searching, he discovered that the Dell Alienware Command Center was the cause of the observed performance losses under Windows.

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Exchange Server 2016 / 2019 reach their EOL in October 2025

Posted on 2025-01-25 by guenni

Exchange Logo[German]A short reminder for administrators of Exchange 2016 and Exchange 2019 installs, that should and should be on the radar since months. In October 2025, both Microsoft Exchange Server 2016 and Microsoft Exchange Server 2019 will no longer be supported. Microsoft has recently drawn attention to this fact and outlined migration paths as offered.

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Zyxel disaster: Dead USG FLEX / ATP Series boxes (24.1.2025)

Posted on 2025-01-24 by guenni

Stop - Pixabay[German]Brief information and question to the readers who have Zyxel firewalls in their portfolio as to whether there are any affected parties. It seems to have hit some instances today, January 24, 2025. The "boxes" were put out of operation by a faulty signature update. A blog reader from the Zyxel partner area informed me about this. There could be some work for administrators, as recovery is only possible on site.

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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 ...

Unlicensed OneDrive accounts will be deleted, archived or subject to a fee from January 27, 2025

Posted on 2025-01-24 by guenni

[German]I'm posting a topic here as a separate blog post that has been on my agenda for two weeks. Administrators will have massive problems with unlicensed OneDrive accounts from January 27, 2025. These will either be deleted due to inactivity or it will be expensive.

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Microsoft rolls out Windows 11 24H2 also to Windows 10 22H2 systems

Posted on 2025-01-23 by guenni

Windows[German]Still using a Windows 10 machine? Microsoft urgently needs Windows 11 users, because there is a problem with the switch. In view of the end of support for Windows 10 22H2 in October 2025, Microsoft is extending the upgrade offer. Windows 10 22H2 machines that are compatible with Windows 11 will therefore also receive an upgrade offer.

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Windows 10 22H2 issue: Store apps are no longer updated

Posted on 2025-01-23 by guenni

Windows[German]Question for Windows 10 users with Windows 10 22H2 who use apps from the Store. Do you also have the situation that certain apps are no longer updated but run into an error? A blog reader brought the issue to my attention and also provided details. However, it could be an isolated case. I'll summarize some information below.

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Windows 11/Server 2025 Experience update KB5050575 released (Jan. 2025)

Posted on 2025-01-22 by guenni

WindowsMicrosoft has released the Out of Box Experience update for Windows 11, version 24H2 and Windows Server 2025 KB5050575 on January 21, 2025. This update is intended to improve the Out of Box Experience (OOBE) of Windows 11, version 24H2 and Windows Server 2025. This update is only active in the Windows OOBE process and only when OOBE updates are installed.

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7-ZIP vulnerability allows MoW bypass

Posted on 2025-01-22 by guenni

Sicherheit (Pexels, allgemeine Nutzung)[German]There is a vulnerability in the archive program 7-Zip for Windows that can become critical when unpacking archives. The "Mark of Web" label for downloads can be removed when unpacking. There is already an update to fix the vulnerability.

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