This example will enable PowerShell Gallery in an ADK WinPE with the PowerShell package added. Normal WinPE will boot to a command prompt and start wpeinit. From here, enter the following command
powershell iex(irm psgallery.ps1.osdeploy.com)
This command will use Invoke-RestMethod to return the content of the PowerShell script into a string, and then use Invoke-Expression to run the string
PSCloudScript
psgallery.ps1.osdeploy.com will redirect to the following script