The meeting, held at the Jan Breidel Stadium in Bruges, ended with a score of 1: 1.
The home team scored first. At the 15th minute, Emmanuel Dennis scored. Man. United scored by Anthony Martial, who scored in the 36th minute.
The return game will be held February 27 at Old Trafford Stadium.
Earlier, Sulscher said that Manchester United wants to win the Europa League.