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Fix Microsoft Store High CPU Usage & Permission Denied Errors - Windows 11 Microsoft Store Service Unavailable Error Guide-Fix Windows Defender 504 Gateway Timeout Error

2026-06-13 18:22:37developer-tools
Fix Microsoft Store High CPU Usage & Permission Denied Errors - Windows 11 Microsoft Store Service Unavailable Error Guide-Fix Windows Defender 504 Gateway Timeout Error

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.