zhizhu
Home / developer-tools / Fix Visual Studio Installer Permission Denied Error - How to Enable Network Protection via Group Policy in Enterprise-Windows Defender Service Unavailable: How to Fix

Fix Visual Studio Installer Permission Denied Error - How to Enable Network Protection via Group Policy in Enterprise-Windows Defender Service Unavailable: How to Fix

Updated 2026-06-13 13:02:25developer-tools
Fix Visual Studio Installer Permission Denied Error - How to Enable Network Protection via Group Policy in Enterprise-Windows Defender Service Unavailable: How to Fix
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.