The Red Devils secured the win with goals from Mason Mount and Benjamin Sesko.
Le Bris mentioned that Sunderland didn't perform well in the first 30 minutes, which led to them being punished by their opponents.
He expressed disappointment, stating that they had high ambitions coming into the match.
Le Bris emphasized that Sunderland wasn't at the level expected of them, not just against Manchester United, but also against other Premier League teams.
He noted that the team changed their strategy and the game became a one-on-one contest, but it was chaotic and they were unable to score.
Le Bris stated that the loss doesn't define Sunderland's start to the season, but rather a reminder of the importance of consistency and experience.
He acknowledged that the team is still young and lacks experience, and that they need to learn from their mistakes and move forward.
Le Bris encouraged his team to not be too negative about the loss and to use it as a learning opportunity.