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Windows 10: 0patch fix for MSHTML vulnerability (CVE-2021-40444)
[German]The vulnerability CVE-2021-40444 in the Windows MSHTML library has been known since September 7, 2021. Attackers try to attack Windows machines via this vulnerability using manipulated Office...
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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....
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Let’s Encrypt certificate trouble with Windows, Sophos UTM, macOS/iOS...
[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...
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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...
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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. It’s kind of a stupid situation,...
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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...
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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....
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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...
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Windows 11: Most hardware don't fulfill the minimum requirements, Microsoft...
[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...
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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...
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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...
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Windows 10: OOBE Update KB5005716 (Oct. 4, 2021)
[German]Microsoft has already released the Out of Box Experience (OOBE) update KB5005716 for Windows 10 version 2004, version 20H2 and version 21H1 on October 4, 2021. The update is installed during...
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Windows 11: App issues and Brother USB printers doesn't print
[German]The issues with Windows 11, which will be officially released by Microsoft on October 5, 2021, are slowly piling up. In the blog post Windows 11: Known issues (October 5, 2021), I had already...
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Windows 11: WSL is available as preview from Microsoft Store
[German]Microsoft has made the Windows Subsystem for Linux (WSL) available for Windows 11 – currently as a preview – as a download from the Microsoft Store. The WSL will be removed as an optional...
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Microsoft Oktober 2021 Patchday (2021/10/12)
[German]On October 12, 2021, Microsoft released security updates for Windows clients and servers, for Office, etc. – as well as for other products – released. A list of updates can be found on this...
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Patchday: Windows 10-Updates (October 12, 2021)
[German]On October 12, 2021 (second Tuesday of the month, Patchday at Microsoft), various cumulative updates for the supported Windows 10 builds (from RTM version to the current version 21H1) were...
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Patchday: Windows 8.1/Server 2012 Updates (October 12, 2021)
[German]On October 12, Microsoft released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information on the Monthly Rollup...
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Patchday: Updates for Windows 7/Server 2008 R2 (October 12, 2021)
[German]On October 12, Microsoft has released various updates for Windows 7 SP1 systems that are still in ESU support. Also with ESU Bypass v11 the whole thing still works. But these security updates...
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Patchday: Windows 11 Updates (October 12, 2021)
[German]On October 12, 2021 (second Tuesday of the month, Patchday at Microsoft), Microsoft also released the first cumulative update for Windows 11, which was released on October 5, 2021. The update...
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Security updates for Exchange Server (October 2021)
[German]Microsoft has released security updates for Exchange Server 2013, Exchange Server 2016 and Exchange Server 2019 as of October 12, 2021. These October updates are required to address...
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