Category Archives: Windows

Windows 11: File Explorer has a Memory Leak

[German]In the just released Windows 11, there seems to be a memory leak in Explorer. The file manager grabs memory during operation and does not release it again. The bug has already been reported by Windows Insiders, but is probably … Continue reading

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Windows 11: Known issues (October 5, 2021)

[German]Windows 11 was officially released by Microsoft on October 5, 2021. With the release of the first version of this operating system, however, Microsoft could not eliminate all known problems from the Insider Preview. So, the first version of Windows … Continue reading

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Windows 11: Most hardware don't fulfill the minimum requirements, Microsoft reveals by-passing trick

[German]Most of the computers currently available in companies do not meet the minimum requirements that Microsoft has made a condition for Windows 11. This is the result of initial analyses on the US market. Microsoft has now revealed a way … Continue reading

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AMD warns: CPUs run up to 15% slower with Windows 11

[German]The mass of computers is not yet ready for Windows 11 – and unpleasant surprises lurk around every corner. The processor manufacturer AMD has now informed that performance losses of 3-5% can definitely be expected for some chipsets and in … Continue reading

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Windows 11 IoT Enterprise only with 36 months support

[German]After the release of Windows 11 for the desktop, Microsoft has also released Windows 11 IoT Enterprise. This is a version for Internet of Things devices that are supposed to run under Windows. The code is the same as Windows … Continue reading

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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 11 officially released

[German]This night (October 5, 2021), Microsoft released its Windows 11 as scheduled, so that interested users can install and test this operating system on suitable hardware. Due to the hardware requirements, only a manageable number of systems will be fully … Continue reading

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Windows Server 2022: Microsoft 365 Apps unsupported

[German]A brief note for administrators planning to move to Windows Server 2022. Microsoft has just announced that Microsoft 365 apps will not be supported on this OS. Addendum: U-Turn from Microsoft in Sept. 2022 – see Windows Server 2022: MS 365 … Continue reading

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Windows 10 Update KB5005611, KB5005539, .NET Update KB4023057 (Sept. 30, 2021)

[German]Microsoft has released preview update KB5005611 for Windows 10 version 2004 – 21H1 on Sept. 30, 2021. The preview update is optional and is intended to fix various issues (including with Outlook add-ins).In addition, updates KB5005539 (.NET) and KB4023057 (reliability … Continue reading

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Let's Encrypt certificate trouble with Windows, Sophos UTM, macOS/iOS (2021/09/30)

[German]As of September 30, 2021, some root certificates that Let's-Encrypt used to sign user certificates expired. This meant that certain devices or applications could no longer access websites or mail servers. I have seen cases with iOS 14/15 and macOS, … Continue reading

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Tip: Windows PrintNightmare test tools for administrators

[German]Administrators may be faced with the problem of testing their machine inventory to determine if individual installations are vulnerable to the PrintNightmare vulnerabilities in Windows. Furthermore, it may be necessary to remove or add printers. Someone did the work and … Continue reading

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