請先看『使用說明』
WINXPE:Windows IOT Enterprise 2019 LTSC Update
From LEXWiKi
Win 10 IOT Enterprise 2019 LTSC
If you connect internet and you can see you will get errormessage
Because of Microsoft bug ,So We can't update in this OS
So we need to use KB package to fix it
Follow number to run package
After done you can update
<Google Drive>
Source file: Win10IOT_2019LTSC_Update