Device Not Compatible - Cannot Connect to Windows Update Server

Troubleshooting when you cannot connect to Windows Update Server

Check the agent logs and Windows update logs on the device for Windows error codes. If you see the following error code, it is likely that something disabled Windows Updates on the device. 

(0x80070422): The service cannot be started, either because it is disabled or because it has no enabled devices associated with it.

You can attempt to resolve this by resetting Windows Update Services on the device. Refer to Windows Update Services Reset.