Quickfire goals from Presnel Kimpembe and Kylian Mbappe stunned United after the break at Old Trafford and United were unable to respond in what was Ole Gunnar Solskjaer's opening defeat as interim manager.
Former Manchester United forward Angel di Maria had a bottle of water thrown towards him during the second half. While Solskjaer's contract only lasts until the end of the season, he could become the fulltime United manager with a strong run in the Champions League.
"In the Champions League, you can't be dominated in midfield and the whole evening, Manchester United were dominated in midfield".
"We will continue to work with clubs and partners around policing arrangements for future fixtures". Despite PSG running away with the Ligue 1 title, Tuchel will be judged by how PSG do in the Champions League. But if you can win the Champions it will be welcome.
"Tuchel told me that it was going to be different, that I was going to touch the ball a lot less", Mbappe said to RMC Sport.
"We are looking to strengthen the squad then again we have to learn with so many young players that we have, to make the step up next season".
Click through the gallery above to see pictures of United's defeat to PSG.
'I know it's because he was frustrated at the game, but also it's because Marquinhos was too good for him, he did a real job on him.
His solitary strike saw him move up to 14 goals in Europe's elite club competition in 26 games, level with legends Ronaldo and Zidane - who achieved the same feat in 40 and 80 appearances respectively.
"We've been talking about top four". It's a coach who gives us strategies.
Southampton's need is even greater than that of Palace as they attempt to drag themselves out of relegation trouble despite proving significantly more hard to beat under new manager Ralph Hasenhuttl.
"They were outclassed, Paris Saint-Germain were the better team and the tie now looks beyond Manchester United", Neville said to beIN Sports . We had loads of crosses second half but the movement wasn't there. Do not think that the match is won.