Windows Defender Rate Limit Error Troubleshooting Checklist - Windows Security Loading Forever – Troubleshooting Guide-Fix cmd.exe High RAM Usage

Updated 2026-06-14 20:07:57backup-recovery
Windows Defender Rate Limit Error Troubleshooting Checklist - Windows Security Loading Forever – Troubleshooting Guide-Fix cmd.exe High RAM Usage
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.