Earlier this week, Microsoft released cumulative updates for supported versions of Windows, which has once again caused problems for users. The patch update KB5073455, released on January 13, 2026, for Windows 11 version 23H2, causes devices with System Guard Secure Launch enabled to restart instead of shutting down or hibernating. Windows 11, Windows 10, and Windows Server have also experienced connection and authentication issues with remote access applications such as Windows Apps, Azure Virtual Desktop, and Windows 365. To resolve these, Microsoft today released unscheduled updates KB5077744 and KB5077797.
The patches resolve the following issues.
Devices with System Guard Secure Launch enabled may not shut down or hibernate properly.
After installing cumulative update KB5073455 for Windows 11 version 23H2 released on January 13, 2026, some PCs with System Guard Secure Launch cannot shut down or hibernate. Instead, the device restarts. This issue affects only Enterprise and IoT editions. Support for Home and Pro editions ends on November 11, 2025.
Affected platforms
- Client Windows 11, version 23H2
- Server No
Connection and authentication failures in Azure Virtual Desktop and Windows 365
After installing the cumulative updates from January 13, 2026, some remote connection applications may fail to prompt for credentials. This affects remote desktop connections using the Windows app on client devices, as well as in Azure Virtual Desktop and Windows 365.
Other types of remote connections and related applications may also be affected by this issue.
Affected platforms
- Client
- Windows 11 version 25H2;
- Windows 11 version 24H2;
- Windows 11 version 23H2;
- Windows 10 version 22H2;
- Windows 10, version 21H2,
- Windows 10 Enterprise LTSC 2019
- Server
- Windows Server 2025;
- Windows Server 2022;
- Windows Server 2019
Thanks to thecommunity.
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