The Designer has a start variant that is called when the Designer is called directly. is loaded via the menu item "Design yourself".
You can change your preferred start variant via the Shop administration edit. To do this, go to your desired Product and edit the appropriate variant. Here you can go to "Designer > Set as start variant" the setting and accept this change with the "save" button.
The system takes over your changes directly and from now on, your desired variant as the start variant for the designer.
The procedure for setting the start variant is the same as for setting the basic variant.