The final whistle confirmed Arsenal’s dominance as they remain top of the Premier League standings.
Freiburg opened the scoring in just 12 minutes through Japanese international Yuito Suzuki, who finished a perfect close-range effort.
The club has requested the written justification of the ruling from UEFA to appeal the decision.
This season’s final will take place in Budapest.
Vincent Kompany’s side were confirmed champions on Sunday without even kicking a ball.
Labbadi’s immediate challenge is to take charge of the three-time African champions for two 2025 Africa Cup of Nations qualifying matches against Benin Republic and Rwanda.
“I’m looking forward to the challenge of FC Bayern,” Kompany told Bayern Munich’s official website.
He has been out of job since he was sacked as the manager of the German national team in 2023.
Mbappe is expected to join Real Madrid on a free transfer.
The French side improved after the break.
