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Fix Windows Defender Stuck Loading After Update - Fix Windows Terminal Certificate Error After Update-Fix 0x80070643 Update Error on Windows 10/11

2026-06-14 11:17:38cloud-software
Fix Windows Defender Stuck Loading After Update - Fix Windows Terminal Certificate Error After Update-Fix 0x80070643 Update Error on Windows 10/11

Final checklist

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