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Fixing Windows Defender Dependency Conflict After Update - How to Fix 'Unable to Verify First Certificate' in Windows Terminal-Troubleshoot Windows Update Permission Issues

Updated 2026-06-13 16:42:53windows-fixes
Fixing Windows Defender Dependency Conflict After Update - How to Fix 'Unable to Verify First Certificate' in Windows Terminal-Troubleshoot Windows Update Permission Issues
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.