Tag Archives: Windows Server 2012 (R2)

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 , , , | 28 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

Posted in issue, Security, Windows | Tagged , , , | 22 Comments

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

Posted in issue, Virtualization, Windows | Tagged , , , | 1 Comment

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

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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Windows Server backup/diskpart to VHD broken by update KB5001382?

[German]Since April 2021, there is an issue that updates have broken Windows Server Backup or diskpart on Windows Server 2012 R2. Trying to mount virtual hard disks (VHDs) ends with error messages. Uninstalling the update KB5001382 solves the problem. It … Continue reading

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

[German]As of February 9, 2021, Microsoft has released various updates for Windows 8.1. However, these updates are also available for Windows Server 2012 R2. Here is some information about them. Advertising

Posted in Security, Update, Windows | Tagged , , , , | Leave a comment