Microsoft has released an Emergency Out of Band update to resolve a bug in Windows Server that causes Remote Desktop connection and performance issues.
“Microsoft is releasing out of band (OOB) updates today, January 4, 2022, to address issues where Windows Server may experience a black screen, slow connection, or overall sluggishness,” the company explains.
“You might also not be able to use Remote Desktop to reach the server. Under certain circumstances, the server may stop responding. “
Affected platforms include Windows Server 2022, Windows Server 2019, Windows Server 2016, and Windows Server 2012 R2.
Updates that resolve this issue are not available from Windows Update and will not automatically install on affected systems.
You can obtain the KB5010196 stand-alone update package for Windows Server 2019 by following the instructions in this KB article.
You can also download the update from the Microsoft Update Catalog. Enterprise administrators can manually import this update into Windows Server Update Services (WSUS) using the instructions available in the Microsoft Update Catalog.
KB5010196 is a cumulative update, so you will not have to deploy previous Windows Server updates before installing it.
Fix not yet available for all impacted Windows versions
Microsoft has yet to release updates for Windows Server 2022, Windows Server 2016, and Windows Server 2012 R2, but it is working on a fix and will provide a solution in the coming days.
In November, Redmond released out of band updates to address authentication issues related to Kerberos delegation scenarios affecting domain controllers (DCs) running supported versions of Windows Server.
As Microsoft explained, on affected systems, end users could not sign in to services or applications using single sign-on (SSO) in on-premises Active Directory or Azure Active Directory hybrid environments.
A week earlier, Microsoft had to release another set of emergency updates to fix Windows 11 issues when opening or using certain apps and built-in features due to a Microsoft digital certificate. expired.
Prior to that, last year, the company also launched a series of out-of-band updates to address printing issues, Wi-Fi outages, opening PDF issues, Windows PrintNightmare day zero, and another set of printing problems.