You must enable the "Delivery Date Script" App embed in your Theme Customize settings. Additionally, you must add the "Delivery Date & Time Slot" App Block to a section (like the Product Information section) in your product template.

The app costs $1.00 USD per month. We also offer a 3-day free trial.

Yes, you can toggle "Disable Delivery Time Slot" in the General Configuration section of the app admin, which will hide it from the frontend.

The selected delivery date and time will be visible to the customer on the Cart Page and Checkout Page. Once the order is placed, you will see this information on the Admin Order Page.