The fixture at the Estádio do Dragão was set to kick-off at 7.30pm local time, but it has now been confirmed that the game will get under way half hour later than originally scheduled, at 8pm.
Rafa Benítez’s side continue their pre-season preparations at the home of the Portuguese champions, where they could enjoy a reunion with former Magpies defender Chancel Mbemba, who joined Porto from United earlier this week.