zhizhu
Home / macos-help / Windows Terminal Shows Blank Screen When PowerShell Doesn't Load - How to Fix PowerShell Invoke-WebRequest 504 Gateway Timeout-Fix Windows Defender Can't Connect After Update

Windows Terminal Shows Blank Screen When PowerShell Doesn't Load - How to Fix PowerShell Invoke-WebRequest 504 Gateway Timeout-Fix Windows Defender Can't Connect After Update

Updated 2026-06-14 05:18:38macos-help
Windows Terminal Shows Blank Screen When PowerShell Doesn't Load - How to Fix PowerShell Invoke-WebRequest 504 Gateway Timeout-Fix Windows Defender Can't Connect After Update
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.