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Fix Windows Defender Not Starting After Update - Troubleshooting PowerShell Rate Limit Error 429-Fix Windows Activation Command Not Found After Update

2026-06-13 17:42:55
Fix Windows Defender Not Starting After Update - Troubleshooting PowerShell Rate Limit Error 429-Fix Windows Activation Command Not Found After Update

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.