Ordering system failure at McDonald's... Store electronic payment and delivery unavailable = South Korea

It has been confirmed that an error has occurred in the ordering system at McDonald's, and that not only the delivery service ``McDelivery'' but also electronic payments at the store cannot be used.
According to McDonald's, an unknown ordering system error occurred on the 15th at around 2:30 p.m. Currently, not only self-ordering but also smart ordering
The ``Mobile Order'' system is also unavailable. When you select a store, a message appears saying "Mobile ordering has ended for the selected store. Please select another store."
It's coming. Customers were informed that they were paying in cash. In the afternoon of the same day, McDelivery was also temporarily suspended. Currently, we are not only offering home delivery services through our official homepage, but also
Applications specializing in home delivery, such as ``Zokuzoku,'' have also been suspended. A McDonald's official said, ``Currently, a temporary ordering system failure has occurred,'' and ``We will notify you once we have determined the exact cause.''
I will do what I do.”