Unfortunately, in any way, when we ordered a kitchen from the guys https://nyfurnitureoutlets.com/ then they also wanted something dishwasher to be portable, but they all unanimously said that they quickly break, so get a better new built-in.
If it was running when the power outage happened, that may have "fried" the control panel.
She needs to have it checked by an appliance repair person to see if that is so.
God bless your efforts.