This is a feature that I wish that other tools like Rufus had just because it would help me avoid the extra step of adding an ei.cfg to a prepared Windows install USB each time.

I often have to install Windows Pro on hardware that came with Windows Home serials, causing the installer to default to installing Windows Home without prompting for edition selection. Adding an ei.cfg file is a simple way to enable the edition selection and override that default. As far as I am aware, this works as far back as Windows 7.

https://learn.microsoft.com/en-us/windows-hardware/manufacture/desktop/windows-setup-edition-configuration-and-product-id-files--eicfg-and-pidtxt?view=windows-11

https://superuser.com/questions/1020961/prevent-windows-10-installer-from-using-the-preinstalled-serial-key-without-disa/1608112

Per the above, the following in the ei.cfg file should be sufficient to enable the edition selection:

[Channel] 
Retail

Thank you!