Fix Windows Defender High Memory Usage and Permission Denied Errors - How to Enable Windows Security Service After Manual Stop-How to Fix PowerShell Rate Limit Error 429

Updated 2026-06-14 05:56:28security-tools
Fix Windows Defender High Memory Usage and Permission Denied Errors - How to Enable Windows Security Service After Manual Stop-How to Fix PowerShell Rate Limit Error 429
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.