Microsoft releases fix for patch that broke VPNs, Hyper-V virtual machines and more

Microsoft has released several out-of-band updates to address features of Windows 11, Windows 10 and Windows Server broken by the January 2022 Patch Tuesday update. 

Microsoft released the separate fixes on Tuesday via the Microsoft Update Catalog for direct download, and via Windows Update as an optional update. 

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The Windows Update on January 11 was intended to address 96 security flaws but also brought a load of pain for users and admins. 

SEE: Windows 11: Here’s how to get Microsoft’s free operating system update

In release notes for the out-of-band fixes, Microsoft admits the January 2022 security updates broke some VPN connections, caused some Windows Servers domain control controllers to restart unexpectedly, and prevented virtual machines in Microsoft’s Hyper-V from starting. On top of this, users discovered a windows Resilient File System (ReFS) issue blocked access to volumes stored on removable media, including external USB drives.

The issues affected the Windows 10 21H2 update (KB5009566), Windows 11 update (KB5009566), and Windows Server 2022 update (KB5009555), as well as the security updates for older versions of Windows and Windows Server. 

Microsoft has released fixes in the out-of-band updates KB5010795 for Windows 11, KB5010796 for Windows Server 2022, KB5010793 for Windows

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