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Fix Remote Desktop Connection Timeout Errors - Resolve Outlook PST File Locked by Another User-Windows Defender Update Fails with 0x80070643

Updated 2026-06-14 20:42:04developer-tools
Fix Remote Desktop Connection Timeout Errors - Resolve Outlook PST File Locked by Another User-Windows Defender Update Fails with 0x80070643
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.