zhizhu
Home / macos-help / Fix Remote Desktop Connection 404 Error in IIS - Fix 504 Timeout When Opening Windows Security App-Fix Windows Defender High CPU Usage by Disabling Real-Time Protection

Fix Remote Desktop Connection 404 Error in IIS - Fix 504 Timeout When Opening Windows Security App-Fix Windows Defender High CPU Usage by Disabling Real-Time Protection

2026-06-14 04:53:33
Fix Remote Desktop Connection 404 Error in IIS - Fix 504 Timeout When Opening Windows Security App-Fix Windows Defender High CPU Usage by Disabling Real-Time Protection

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.