These settings add more functionalities to your cart page. You can find these settings by navigation to theme configuration ⚙️ and then to Cart:

Enable undo deleted products:
Enable this if you want to give visitors the option if a product is removed, it can be undone.

Enable timer for undo deleted products:

This will show the undo feature for a certain amount of seconds.

Variant bulk order:

A clear overview is shown of the variants and quantities that the visitor has added to his cart. This settings also works for Cart drawer. here's an example: