Thanks for sharing your idea, @user30547, and welcome to the community!
I see, you need more options to customize the look and feel of the Instagram carousel, makes sense! We’ll try to think about it if other users support this request
The new design is available in widgets created after this release only.
You can manually update your existing widget from the dashboard, but please note that any custom CSS or JS code currently added to the widget will be removed during the update.