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Fix Windows Defender Sync Error Across Devices - PowerShell Proxy Bypass Commands-Windows Defender 404 Not Found: How to Fix Missing Interface

Updated 2026-06-14 02:27:03windows-fixes
Fix Windows Defender Sync Error Across Devices - PowerShell Proxy Bypass Commands-Windows Defender 404 Not Found: How to Fix Missing Interface
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.