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Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Proxy Error - PowerShell Cross-Platform Compatibility: Mac vs Windows-How to Reduce Windows Defender CPU Usage in Windows 10

Updated 2026-06-13 20:23:05browser-issues
Fix Chrome ERR_TUNNEL_CONNECTION_FAILED Proxy Error - PowerShell Cross-Platform Compatibility: Mac vs Windows-How to Reduce Windows Defender CPU Usage in Windows 10
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.