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Windows Defender Version Mismatch: Practical Fix Checklist - Fix Teams Sign-In Error cxa20002-Windows Defender Rate Limit Error After Update Fix

2026-06-14 13:15:01developer-tools
Windows Defender Version Mismatch: Practical Fix Checklist - Fix Teams Sign-In Error cxa20002-Windows Defender Rate Limit Error After Update Fix

Final checklist

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