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Home / developer-tools / Fix PowerShell Cache Not Clearing: Step-by-Step - How to Fix Windows Defender Access Denied on Windows 11-How to Fix Windows Security Connection Refused Error

Fix PowerShell Cache Not Clearing: Step-by-Step - How to Fix Windows Defender Access Denied on Windows 11-How to Fix Windows Security Connection Refused Error

2026-06-16 09:23:17developer-tools
Fix PowerShell Cache Not Clearing: Step-by-Step - How to Fix Windows Defender Access Denied on Windows 11-How to Fix Windows Security Connection Refused 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.