Fix Port Already Allocated Error in Windows Security Configuration - Fix PowerShell Crash with Exit Code 0xc0000005-Windows Update Stuck on Checking for Updates: Fix Guide

Updated 2026-06-18 12:53:58developer-tools
Fix Port Already Allocated Error in Windows Security Configuration - Fix PowerShell Crash with Exit Code 0xc0000005-Windows Update Stuck on Checking for Updates: Fix Guide
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.