Hi,
Answer files (or Unattend files) can be used to modify Windows settings in your images during Setup.
We could run Powershell Script via TS:
local account creation:
net user xxx /add
net localgroup administrators /add
start layout:
Customize the Start menu layout on Windows 11
https://learn.microsoft.com/en-us/windows/configuration/customize-start-menu-layout-windows-11