If you’re seeing the error “Windows could not start the Diagnostic Policy Service on local computer. Error 5: Access is denied”, this video will walk you through simple, proven methods to get your network services working again.
This solution works on every version of: 🟢 Windows 11 (Home, Pro, Enterprise, Education) 🟢 Windows 10 (Home, Pro, Enterprise, Education) 🟢 Windows 8 / 8.1 (Home, Pro, Enterprise) 🟢 Windows 7 (Starter, Home, Pro, Ultimate, Enterprise)
Compatible with ALL major PC brands — HP, Dell, Lenovo, ASUS, Acer, Toshiba, Samsung, MSI, Sony VAIO, Surface, and more.
⚠️ Errors you’ll fix in this tutorial:
Diagnostic Policy Service not starting
Service started then stopped
Access denied when starting Diagnostic Policy Service
Network Diagnostics not running
Windows Troubleshooter failing
No internet connection due to disabled services
If your Wi-Fi won’t troubleshoot, your PC can’t detect network problems, or Windows services refuse to start — this guide shows you exactly how to repair it.
net localgroup Administrators /add networkservice net localgroup Administrators /add localservice
👉 Follow the video to apply each fix step-by-step. 👉 Works on all systems, Windows editions, laptops, and desktops.
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