If there is a support document to refer to Appearance (advanced).
Could you kindly explain us a bit so that the community is able to understand and support your request.
there is one option in Question setting " Appearance( Advanced) ." I want to learn more about it and want some source for it .
OK! It seems that you are referring to the
Appearance (Advanced) that you see in the form builder UI as shown in the image below:
Appearance is a setting, where you are able to control the form and questions while collecting your data. To learn more on the same, please feel free to have a look here.