Load them on your control unit with a USB key or using the Shared folder of the Raspberry Pi.
Press the “Open G-code” button
Open the “Facing - Endmill 25” that corresponds to your size (S, M or L).
If you decided to atttach your interface unit in the middle of your machine, beware to remove any cable that could be in the way of the machine, as shown in the picture bellow.
