The Basic card contains the following fields and settings:
Name
The field contains the app name.
Sub-Domain
Sub-domain field holds the application URL which is shown in the web browser URL line.
Note: sub-domain should not contain Capital letters or any special characters.
Close Stop Icon
The cog is used for setting Close Stop Icon Color, Background color, and font size.
Note: it's better to use the Close/Back button settings card for the appliance of Close Stop Icon settings.