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Fix Windows Security Version Mismatch Error - How to Fix Port Allocation Issues via Command Prompt-How to Fix Windows Defender Permission Denied After Update

Updated 2026-06-15 08:14:29developer-tools
Fix Windows Security Version Mismatch Error - How to Fix Port Allocation Issues via Command Prompt-How to Fix Windows Defender Permission Denied After Update
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.