Order Balancing spaces incoming online orders so the kitchen is not buried by a burst of them. It is switched from the POS, not the Admin Portal.
This is one of the more useful switches on the POS and one of the least known. Show it to the manager at go live and again at the first review, because the day they need it is the day they will not have time to find it.
Future order printing controls when scheduled orders print, which is a different problem with a different setting. See the Global Payments Future Order Printing guide.
Source: Global Payments Genius POS Setup Guide and the Global Payments Genius help center. Newly built article, pending review.