That game is against Borussia Dortmund in Las Vegas on Monday, live on MUTV, before the Reds return home for a friendlies against Lens at Old Trafford and Athletic Club in Dublin. The Premier League season then begins with a home fixture against Wolverhampton Wanderers on 14 August.
And Williams, who spent the 2021/22 season on loan at Norwich City before an injury-hit 2022/23 campaign limited him to just one first-team outing, will be aiming to put himself into the frame to add to his 48 senior appearances for United.
“You’ve just got to get ready for the first game of the season,” he said. “You never know, you might be starting – football can change so quickly so you have to prepare yourself as best you can and get involved with the team.”