Fix 'Permission Denied' When Windows Searches External Drive - How to Free a Blocked Port in Windows-How to Change PowerShell Execution Policy

Updated 2026-06-15 19:11:27developer-tools
Fix 'Permission Denied' When Windows Searches External Drive - How to Free a Blocked Port in Windows-How to Change PowerShell Execution Policy
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.