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Fix Windows Security Proxy Error After Update - Troubleshooting Windows Update 0x80070002-Chrome Profile Connection Refused: Fix Checklist

Updated 2026-06-14 14:42:10developer-tools
Fix Windows Security Proxy Error After Update - Troubleshooting Windows Update 0x80070002-Chrome Profile Connection Refused: Fix Checklist
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.