New year, new Windows 11 fail – latest update is reportedly breaking sleep mode on some PCs

Microsoft might have fixed that bug with shutdowns, but its latest Windows 11 update means sleep mode now locks up some PCs.
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Windows 11 25H2 Build 26200.7623 breaks sleep mode (S3), Citrix Director, and other problems (January 2026 Update)

After Windows 11 January 2026 update, we're seeing reports of other issues, including a sleep problem (S3), and more.

Windows 11 23H2: Problems with Sleep and Shutdown after January Patch Day

Microsoft has now admitted that the January security updates for Windows 11 23H2 can interfere with sleep mode and shutdown.