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Category Archives: Windows
Windows 11 24H2: Dynamic updates KB5053387 and KB5053143
Microsoft released two dynamic updates KB5053387 and KB5053143 for Windows 11 24H2 and Windows Server 2025 last week. These updates are loaded (optionally during setup in the case of KB5053387) and contain improvements to the recovery environment of Windows 11 … Continue reading
FAQ and script for secure boot protection against CVE-2023-24932 (Black Lotus)
[German]Microsoft has been trying for some time to secure the Secure Boot in Windows against the Black Lotus Boot Kit vulnerability CVE-2023-24932. Below is a short summary or FAQ, including the certificate to be exchanged in the boot media. And … Continue reading
Does the download of Windows VMs for testing still work for you?
[German]Microsoft has been offering virtual machines with Windows for developers to test for years. These VMs contain a version of Windows that can run for 90 days. I have now received a note from a reader that the content is … Continue reading
Posted in Software, Virtualization, Windows
Tagged Evaluation, ISO, Virtualization, Windows 10, Windows 11
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CoPilot offered in Microsoft 365 and personalized Windows offers
[German]Microsoft seems to be working again on making its users (un)happy with unsolicited special offers. A German blog reader sent me a screenshot in which he was offered to set up Windows for personalized offers. And another German blog reader … Continue reading
Windows 11 24H2: Performance issues with Intel Core Ultra 200 CPUs – Feb. 2025 update with side effects
[German]The next blog reader with performance problems under Windows 11 24H2 has reached me. The reader set up a system with an Intel Core Ultra 9 285K CPU on an ASRock Z890 Pro RS mainboard and installed Windows 11 24H2. … Continue reading
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 24H2: Update KB5051987 fails with installation error 0x800F0838
[German]I have come across a report that the February 2025 update KB5051987 can cause problems during installation. The update cannot be installed in Windows 11 24H2 and aborts with the error code 0x800F0838. The cause is probably a missing Servicing … Continue reading
Windows 10/11: Preview Updates Feb. 2025
[German]Microsoft has released optional, cumulative (preview) updates for Windows 10 22H2 (KB5050081) and Windows 11 24H2 (KB5052093) as well as Windows 11 22H2-23H2 (KB5052094) on February 25, 2025. These updates contain corrections that can be tested and will then be … Continue reading
Windows 11 24H2: VMware Workstation Pro 17.x extremely slow
[German]I have received a user message about problems with virtualization using VMware Workstation Pro 17.x on Windows 11 24H2 clients. One user complains that the guest operating systems run extremely slowly. When VMware Workstation is started as a special administrator, … Continue reading
Windows: UDP storm from dasHost.exe
[German]I'll take up a topic for the readership that Frank Carius noticed when he recorded an RTP session via UDP using Wireshark. In the recording, he found a large number of UDP broadcast packets on ports 22222 and 3289. Of … Continue reading
Windows 10/11 and Server hardening: Timeline for 2025 and beyond
[German]A quick reminder that Microsoft is getting serious about hardening Windows clients and servers for the Kerberos protocol as early as February 2025. Microsoft has also introduced a string length limit to the Kerberos policy for host names. Here is … Continue reading