How to disable Updates on Windows IoT Core
The DefaultImage contains an automatic update service, so the windows iot core OS will be updated when the device is connected to the internet.
This article describes how to disable the update system.
Connect to the device with SSL, or Powershell and use the web API to enter the following commands. (How to connect to IoT Core Device)
sc.exe config wuauserv start=disabled
sc.exe stop wuauservYou can check the state of the service
sc.exe query wuauservAlso you can check the start state, it should be 0x4.
reg.exe query HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\wuauserv /v Start