Microsoft: Recent Windows updates cause desktop loading issues
Microsoft confirms recent Windows updates can leave Azure Virtual Desktop sessions stuck on a black screen.
Microsoft confirmed that August 2026 preview updates and later releases can cause desktop loading failures, including a black screen after sign-in and Windows Explorer crashes. The problem mainly affects Azure Virtual Desktop hosts that use FSLogix, including systems that installed KB5120996, KB5120998, KB5124008, or KB5122880. Until a permanent fix, users can launch explorer.exe from Task Manager, and enterprise admins can apply Known Issue Rollback policies KB5124006 or KB5124010 and reboot.
- August 2026 preview and later updates can block desktop loading.
- The issue mainly affects Azure Virtual Desktop hosts using FSLogix.
- Users can temporarily start explorer.exe from Task Manager.
- Enterprises can deploy Known Issue Rollback group policies.
From the original article
2 min read at bleepingcomputer.com
Microsoft has confirmed that some users may experience desktop loading issues, including black screens, after installing the August 2026 preview updates and subsequent updates. [...]
By Sergiu Gatlan · bleepingcomputer.com
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