Fix 'Flush DNS Permission Denied' Error in CMD - Chrome Profile Module Missing on Startup – Fix-Troubleshoot Missing Security Center in Windows

Updated 2026-06-14 13:54:48developer-tools
Fix 'Flush DNS Permission Denied' Error in CMD - Chrome Profile Module Missing on Startup – Fix-Troubleshoot Missing Security Center in Windows
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.