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- guenni on Windows 10/11: Out-of-Band-Updates KB5066188 / KB5066189 (19. Aug. 2025)
- Anonymous on Windows 10/11: Out-of-Band-Updates KB5066188 / KB5066189 (19. Aug. 2025)
- Anonymous on filefactory.com down? (July 22, 2024)
- RGI on Windows 11 24H2: Update KB5063878 causes installation error 0x80240069
- Anonymous on Microsoft Phishing with MS 365 tenants?
Recent Comments
- guenni on Windows 10/11: Out-of-Band-Updates KB5066188 / KB5066189 (19. Aug. 2025)
- Anonymous on Windows 10/11: Out-of-Band-Updates KB5066188 / KB5066189 (19. Aug. 2025)
- Anonymous on filefactory.com down? (July 22, 2024)
- RGI on Windows 11 24H2: Update KB5063878 causes installation error 0x80240069
- Anonymous on Microsoft Phishing with MS 365 tenants?
Tag Archives: Hyper-V
Hyper-V vTPM certificates: VM export and migration
[German]A TMP platform module (vTPM) is required for the virtualization of Windows 11 or Windows Server 2025. The Hyper-V virtualization platform included in Windows allows vTPN and other options to be configured. However, the problem is when such a VM … Continue reading
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Windows Server 2022/Windows 10/11: Out-of-Band Updates KB5061906 / KB5061977 / KB5061979 fixes Hyper-V freezes (23./27. May 2025)
[German]Microsoft released an out-of-band update for Windows Server 2022 on May 23, 2025 to prevent the Hyper-V platform from freezing. On May 27, 2025 another out-of-band update for Windows 11 24H2 has been released to fix the same issue. And … Continue reading
Posted in issue, Update, Virtualization, Windows
Tagged fix, Hyper-V, issue, Update, Windows Server 2022
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Windows 11 24H2/Server 2025 with huge Hyper-V bug?
[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 … Continue reading
Posted in issue, Update, Virtualization, Windows
Tagged Bug, Hyper-V, Virtualization, Windows 11 24H2, Windows Server 2025
1 Comment
Windows 11: Virtualbox collides with Hyper-V?
[German]An unpleasant observation that is being discussed in the Virtualbox community. Virtualbox only works under Windows 11 if Hyper-V has been removed as a platform (and other virtualization functions). Apparently the hypervisors (still) collide. But removing Hyper-V and the other … Continue reading
Posted in issue, Software, Virtualization, Windows
Tagged Hyper-V, issue, Virtualbox, Windows
1 Comment
Microsoft on the future of Windows Server 2025 Hyper-V
[German]Hyper-V is a virtualization product from Microsoft. The company now sees a "bright future" for Hyper-V on Windows Server, including on Windows Server 2025. At least that is the message that Jack Woolsey from Microsoft and his team announced at … Continue reading
Posted in Virtualization, Windows
Tagged Hyper-V, Virtualization, Windows Server 2025
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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 ...
Windows Server 2019/2022: Updates KB5031361/KB5031364 cause Hyper-V issues
[German]I got reports that update KB5031361 for Windows Server 2019 (and Windows 10 Enterprise 2019 LTSC) is causing issues with VMs running on Hyper-V. The same is reported for update KB5031364 for Windows Server 2022. The virtual machines cannot be … Continue reading
Posted in Update, Virtualization, Windows
Tagged Hyper-V, issue, patchday 10.2023, Update, Virtualization, Windows 10, Windows Server 2022
1 Comment
Windows Server 2019/2022: Out-of-Band Updates fixes Hyper-V Issue (Dec. 20, 2022)
[German]The security updates rolled out by Microsoft on the December 2022 patchday lead to problems with Hyper-V in certain constellations. New VMs can no longer be created, existing VMs have problems with Ethernet connections, etc. Microsoft has now released a … Continue reading
Posted in issue, Update, Virtualization, Windows
Tagged fix, Hyper-V, Update, Windows Server
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Windows Server 2019/2022: December 2022 security updates cause Hyper-V issues
[German]The security updates rolled out by Microsoft on the December 2022 patchday lead to problems with Hyper-V in certain constellations. New VMs can no longer be created, existing VM have problems with Ethernet connections, etc. Microsoft has admitted to these … Continue reading
Posted in issue, Update, Virtualization, Windows
Tagged Hyper-V, issues, Patchday 12.2022, Update, Windows Server 2019, Windows Server 2022
2 Comments
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Review: Fix for Hyper-V Host Startup Problem in Windows (January 2022)
[Geman]The January 11, 2022 security updates for Windows Server 2012/R2 resulted in the Hyper-V host subsequently failing to start. As of January 17, 2022, Microsoft then released special updates to correct this issue. Here is a follow-up on this issue. … Continue reading
Posted in Update, Virtualization, Windows
Tagged Hyper-V, Patchday 1.2022, Problem, Update, Windows Server 2012 (R2)
3 Comments
Installing Windows 10/11 in Hyper-V 2nd Generation
[German]Installing Windows 10 or Windows 11 in virtual environments can present some challenges. Depending on the hypervisor, the installation may even fail completely. Blog reader Thomas S. emailed me back in December 2021 with his experiences installing Windows 10 as … Continue reading