ANN ARBOR Mich. —Domino’s Pizza says overhauling the foundation of its proprietary Pulse restaurant technology yielded a system that is more secure, reduces downtime in failures and costs less to own.

Remember the olden days when you had to phone up and order a pizza — or worse still, trudge down the road to go and pick one up in person? Thankfully that dystopian past will be well and truly over ...