You can see a Messenger widget on the payment page of our store where you can sign up for updates from Messenger. To view this Messenger widget, you must be logged in to your Facebook account in your browser when paying at your store.
You will receive their order confirmation, delivery notifications, and delivery updates in Messenger after you complete this option. You need to make a separate option for a new order the next time you buy something from you.
You can turn off the option to receive updates by selecting Order update settings in the Messenger menu. You will receive a new message asking you to choose to Turn off order updates or that Continue to receive updates.