Within the option Delivery Type you specify the Licence Generator, which the shop System invokes after the order process. See - Send files to Element5 / Share-it! - how to upload the necessary files.

 

Press the button Add and select element 5 delivers: License key. Then select Installed Key Generator and select the latest  Licence Generator. By default it has the name: algshopxy.exe where xy is the version number - e.g. algshop25.exe.