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Fix PowerShell Cannot Connect to Localhost Due to Firewall - How to Resolve 404 Error in Google Chrome-Chrome DNS Error: All Sites Blocked – Fix Guide

Updated 2026-06-13 22:26:21developer-tools
Fix PowerShell Cannot Connect to Localhost Due to Firewall - How to Resolve 404 Error in Google Chrome-Chrome DNS Error: All Sites Blocked – Fix Guide
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.