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Windows 11 25H2 Build 26200.7623 breaks sleep mode (S3), Citrix Director, and other problems

Citrix

Business Honor
03 Febuary, 2026

January 2026 Patch Triggers Critical Technical Penalties across Windows Ecosystem, Users Demand Immediate Fix

Performance problems listed as requiring an immediate review of Microsoft’s first mandatory Windows 11 update 2026, KB5074109, have been reported by many users. The update has been passed down with the same skepticism as another unsuccessful play review; therefore, reporting has included a large number of technical fouls across the Windows ecosystem. Reporting of the multiple system failures due to KB5074109 being mandated by Microsoft include black screen problem, Citrix Director, Outlook Classic not performing correctly or as expected, and related issues regarding desktop customization leading to frustration with Windows performance.

Microsoft has acknowledged three of the three critical issues the update introduced; however, they are similar to reviewing game tape after a major loss due to strategic errors with Citrix Director. The update targets Build 26200.7623 but the number of reports or users indicating significant issues outside the original scouting report have increased substantially. The most severe technical foul being reported appears to be sleep state failure across multiple Windows 11 platforms; multiple users on both Pro and Home have reported S3 sleep state failures on their systems. One user described their experience as total system failure with their screen going black and still having power to the PC; therefore, requiring a hard restart on the PC.

Tech managers in charge of tracking the games have noted that Microsoft has published fixes for the shutdown and failure of Remote Desktop on some older versions of Windows. However, the Feedback Hub shows that Microsoft is still working to address more bugs. The announcement of this issue leaves some tech managers with hope that a fix will be present in the February 10, 2026 cumulative update (this update will contain both Windows 7 and 8).