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Microsoft Issues Emergency Patch for Dell PCs After USB‑C Driver Conflict

The update repairs a compatibility problem between Windows' new USB‑C Connection Manager and Intel's IPF driver.

Overview

  • Microsoft released out‑of‑band cumulative updates KB5121767 and KB5121768 on Monday to fix the incompatibility on Windows 11 24H2/25H2 and Enterprise LTSC 2024 devices.
  • The problem began after a June preview update added a new USB‑C Connection Manager that conflicted with Intel's Innovation Platform Framework Processor Participant driver.
  • Affected Dell systems showed a yellow exclamation in Device Manager and could experience unexpected shutdowns, overheating, reduced performance, and faster battery drain.
  • Microsoft blocked the July security rollout for impacted Dell machines before issuing the fixes and says the OOB updates are recommended only for affected devices with no prior updates required.
  • Devices managed by Windows Autopatch with hotpatch enabled will receive the emergency update automatically and Intune administrators can speed deployment, while most users who installed the normal Patch Tuesday update are unlikely to have been affected.