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Fix Windows Defender High Memory Usage & Error 0x80070002 - How to Fix WinRAR Checksum Errors on RAR Files-Fix Windows Security DNS Error Caused by Antivirus Conflict

2026-06-13 19:00:42developer-tools
Fix Windows Defender High Memory Usage & Error 0x80070002 - How to Fix WinRAR Checksum Errors on RAR Files-Fix Windows Security DNS Error Caused by Antivirus Conflict

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.