McGinn could have added a second after finding himself in space in the Haitian penalty area, but the Aston Villa man fired wide under pressure from Ricardo Ade.
Ahead of the 2026 FIFA World Cup in North America, the participating nations have continued to confirm their squad list for the tournament starting on June 11.
In other games, Manchester City have yet to win any of their last four league matches.
The result sees City move level on points with Arsenal in second place, while United remain in sixth.
It was the Blues’ highest-scoring match of the campaign.
Scottish star, Scott McTominay, fires United ahead 36 minutes into the game courtesy of an assist from Jadon Sancho.
Manchester United had travelled to London on the back of a five-game unbeaten streak.
