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Fix 'PowerShell Invalid Configuration in Registry' Error - Chrome Install Failed on Windows 7: Troubleshooting Guide-Fix Windows Defender 404 Error via Registry

2026-06-14 08:28:16developer-tools
Fix 'PowerShell Invalid Configuration in Registry' Error - Chrome Install Failed on Windows 7: Troubleshooting Guide-Fix Windows Defender 404 Error via Registry

Final checklist

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