Tag Archives: Windows Server 2012 (R2)

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

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Windows 7/8.1; Server 2008R2/2012R2: Out-of-band Updates with Fixes for Jan. 2022 Patch day Issues (2022/01/17)

[German]Microsoft has released some updates for Windows 7 and 8.1 as well as for their server counterparts on January 17, 2022. These are supposed to fix the DC boot loop problem, as well as the IPSec VPN connection problem, which … Continue reading

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Windows Server 2012/R2: January 2022 Update KB5009586 bricks Hyper-V Host

[German]Microsoft Hyper-V users running Windows Server 2012/R2 should be cautious about installing update security update KB5009586 or KB5009624 for Windows Server 2012/R2. The security updates released on January 11, 2022 have several unpleasant collateral damages at once. After installing the … Continue reading

Posted in Security, Update, Virtualization, Windows | Tagged , , , | 31 Comments

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Patchday: Windows 8.1/Server 2012 R2 Updates (January 11, 2022), boot loop reported

[German]As of January 11, 2022, Microsoft has released various updates for Windows 8.1. These security updates are also available for Windows Server 2012 R2. I have already received information from a blog reader that a boot loop has occurred with … Continue reading

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Patchday: Windows 8.1/Server 2012 Updates (November 9, 2021)

[German]On November 9, 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 and Security only updates for these operating systems. Advertising

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VMware ESXI 7.0: Windows Server 2012 R2 shows "non-accessible boot device" (Oct. 2021)

[German]It's an issue that seems to have blown up in some administrators' faces in mid-October 2021. VMware ESXI 7.0 administrators were getting a "non-accessible boot device" error message on virtualized Windows Server 2012 R2 machines. Then the server would no … Continue reading

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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 and Security only updates for these operating systems. Advertising

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Patchday: Windows 8.1/Server 2012 Updates (September 14, 2021)

[German]On September 14, 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 and Security only updates for these operating systems. Advertising

Posted in Security, Update, Windows | Tagged , , , , | 4 Comments

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Patchday: Windows 8.1/Server 2012-Updates (August 10, 2021)

[German]As of August 10, Microsoft has released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information about the Monthly Rollup and Security only updates for this operating system. … Continue reading

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Patchday: Windows 8.1/Server 2012-Updates (June 8, 2021)

[German]As of June 8, 2021, Microsoft has 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 and Security only updates for these operating … Continue reading

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