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How to Reinstall Windows Security App (Microsoft Defender) - Fix Windows Update Service Not Running After SFC Scan-Fixing 'Context Canceled' Errors During Docker Image Builds

2026-07-28 07:43:47
How to Reinstall Windows Security App (Microsoft Defender) - Fix Windows Update Service Not Running After SFC Scan-Fixing 'Context Canceled' Errors During Docker Image Builds

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

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