Microsoft Confirms Recent Windows Updates Blocking Shutdown on More PCs
Microsoft confirms the shutdown bug affects Secure Launch and VSM-enabled systems.
Key Takeaways:
- A recent Windows security update triggered shutdown and hibernation failures on certain systems.
- Secure Launch and Virtual Secure Mode PCs are among the affected devices.
- Microsoft is investigating, with a permanent fix expected in a future update.
Last month, Microsoft rolled out an out-of-band update to fix a bug that prevented some Windows devices from shutting down or hibernating properly. The company has now acknowledged that this issue also affects Secure Launch-capable PCs with Virtual Secure Mode (VSM) enabled.
Secure Launch and Virtual Secure Mode (VSM) are Windows security technologies designed to protect a PC from low‑level attacks. Secure Launch uses hardware‑backed checks during boot to ensure that firmware, bootloaders, and early system components haven’t been tampered with before Windows fully loads. Virtual Secure Mode builds on this by using virtualization to create an isolated, protected memory environment inside the operating system, where sensitive processes and data can run separately from the main Windows environment.
Which Windows versions are affected by the shutdown bug?
Microsoft released the first security update of 2026 for Windows 11 on January 13. This security update caused devices with Secure Launch to refuse to shut down or enter hibernation. It also prevented some users from logging in through Remote desktop. This shutdown bug impacted machines still running Windows 11 version 23H2 Enterprise or IoT editions.
Microsoft released an emergency update to address this issue on January 19. However, the company later acknowledged that its out‑of‑band patch failed to completely resolve the Windows 11 shutdown bug. The issue affects Windows 11 version 23H2 as well as supported versions of Windows 10, including devices enrolled in Microsoft’s Extended Security Updates program.
Microsoft engineers are actively investigating the issue affecting Secure Launch–capable PCs with Virtual Secure Mode (VSM) enabled. There is currently no workaround, but a fix is expected in an upcoming Windows update.
Growing concerns over Windows update reliability
This incident highlights a widening gap between Microsoft’s public promises to improve Windows reliability and how users actually experience updates in practice. Over the past few years, Microsoft leaders have repeatedly pledged to make Windows more stable, yet each major bug followed by an emergency patch weakens confidence that those pledges translate into real change.
The issue follows another recent out-of-band update, released last week, to fix a Windows 11 bug that caused apps to freeze when saving files to cloud storage services. This bug affected PCs running Windows 11 versions 25H2, 24H2, and 23H2.
Rabia has a master's degree in Software Engineering and she has years of experience writing professionally about Microsoft products and other technologies. Rabia has also written for OnMSFT.com as well as Windows Report. She is always up to date on t...
