PowerShell Not Opening on Windows 10: Quick Fixes - Fix Windows Defender Stuck on Loading Black Screen-Resolve Windows Security Auto-Start Permission Error

Updated 2026-06-14 07:25:37browser-issues
PowerShell Not Opening on Windows 10: Quick Fixes - Fix Windows Defender Stuck on Loading Black Screen-Resolve Windows Security Auto-Start Permission Error
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.