Windows Defender Setup Checklist for New PC - Windows 11 Terminal Login Loop Fix-Command Prompt High CPU Due to Antivirus: Fix

Updated 2026-06-13 22:38:59security-tools
Windows Defender Setup Checklist for New PC - Windows 11 Terminal Login Loop Fix-Command Prompt High CPU Due to Antivirus: Fix
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.