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Home / macos-help / Fix PowerShell Connection Refused or Permission Denied Errors - Fix Windows Defender Credential Loop: Step-by-Step-Fix Windows Security Not Starting After Update

Fix PowerShell Connection Refused or Permission Denied Errors - Fix Windows Defender Credential Loop: Step-by-Step-Fix Windows Security Not Starting After Update

2026-06-13 19:25:07macos-help
Fix PowerShell Connection Refused or Permission Denied Errors - Fix Windows Defender Credential Loop: Step-by-Step-Fix Windows Security Not Starting After Update

Final checklist

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