Heise.De
Windows 11 23H2 Faces Shutdown Issues After January 2026 Update
First seen 16 Jan 2026, 15:10 UTC
•
+15
•70% similarity
•35.5
Share:
Export
Ask AI about this cluster
Analyzing cluster data...
Referenced clusters:
Something went wrong. Please try again.
Cluster AI
Ask questions about this threat cluster with AI-powered analysis.
Get Researcher $29.99/moArticle Content
Browse articles
Microsoft has acknowledged issues affecting Windows 11 23H2 devices following the January 13, 2026, security updates. Systems with 'Secure Boot' or System Guard Secure Launch enabled may experience failures to shut down or enter sleep mode. This problem primarily impacts Enterprise and IoT editions of Windows 11.
ThreatCluster AI