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Windows 11 KB5072033 Patch Tuesday cumulative update

Security Patch Release
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Happening score
H score 16
1 unique sources, 1 articles

Summary

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Microsoft released the Windows 11 KB5072033 Patch Tuesday cumulative update, fixing a File Explorer dark-mode flashing bug, a virtual machine network connectivity loss issue, and a PowerShell warning change for web downloads. The update matters because it restores stability for everyday UI use and host-backed VM networking while adding a safety prompt before scripts fetch web content. It applies to December 2025 Windows 11 systems affected by the earlier issues.

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Timeline

  1. 11.12.2025 12:09 2 articles · 7mo ago

    Windows 11 KB5072033 fixes File Explorer, VM networking, and PowerShell issues

    Mitigation Patch Update

    Microsoft released the Windows 11 KB5072033 Patch Tuesday cumulative update, fixing a File Explorer dark-mode flashing issue that appeared after KB5070311, resolving network connectivity loss on virtual machines after external virtual switches lose NIC bindings following a host restart, and adding a Windows PowerShell warning when scripts use Invoke-WebRequest to download web content.

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