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Fix Windows Security 404 Error & Missing Files - How to Restore Windows Defender After Antivirus Removal-Windows Terminal Update Causing Connection Refused

Updated 2026-06-14 01:58:38developer-tools
Fix Windows Security 404 Error & Missing Files - How to Restore Windows Defender After Antivirus Removal-Windows Terminal Update Causing Connection Refused
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.