This is a premium feature available with Astra Pro.
It allows you to add 7 different footer widget layouts to the footer.
After activating the module, you can find the settings under Appearance > Customize > Layout > Footer > Footer Widgets
Footer Widgets Layout
You can choose any layout out of 7 available layouts. After selecting one of the layouts you would be able to add widgets from Appearance > Customize > Widgets
After selecting a layout you can set the widgets for each area under Appearance > Customize >Widgets > Footer Widget Area.
Choose any WordPress default widget or you can use any third party plugin to add a widget to the list.
Footer Widgets Padding
You can add padding for footer from all sides.
Footer Widgets Width
It will set a footer to full width no matter what your container width is.
It will set a footer to container width set under Appearance > Customize > Layout > Site Layout > Container Width
Footer Widgets Colors and Background
With Footer Widgets module, you would get Background Image option along with default color options. You can find settings under Appearance > Customize > Colors & Background > Footer Widgets
Footer Widgets Typography
With Footer Widgets module, you can set typography for Widget Title and Content under Appearance > Customize > Typography > Footer Widgets