Windows KB5064489 emergency update fixes Azure VM launch issues

Windows KB5064489 emergency update fixes Azure VM launch issues
Windows KB5064489 emergency update fixes Azure VM launch issues Lawrence Abrams July 15, 2025 02:47 PM 1 Microsoft has released an emergency update to fix a bug that prevents Azure virtual machines from launching when the Trusted Launch setting is disabled and Virtualization-Based Security (VBS) is enabled. The bug impacted Windows Server 2025 and Windows 11 24H2 and was introduced during theJuly Patch Tuesday security updates. "This update addresses an issue that prevented some virtual machines...

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