The Red Devils finished a distant second in England's top flight as rivals Manchester City stormed to the title with a record 100-point haul.
According to the Times, however, Federation Internationale de Football Association are "planning to introduce a standardised global transfer window", closing for each league the day before their season begins.
It is time for me to stop thinking about the market because the market will be closed.
Liverpool FC finished in fourth spot in the Premier League table to secure successive finishes in the Champions League qualification places under Klopp.
Those issues have provided an unwelcome backdrop to a hard pre-season, United's makeshift side having suffered defeats to Liverpool and Bayern Munich. Mourinho also has selection problems for the Leicester game, with Ander Herrera, Nemanja Matic, Marcos Rojo, Antonio Valencia and Dalot ruled out because of injuries and Paul Pogba, Jesse Lingard, Ashley Young and Marouane Fellaini not considered fully fit after being given extra time off to recover from the World Cup. In football you need time to work and players on the pitch to work and we didn't have that until now.
We go with everything we have in that first match.
Manchester United have been hit by injuries throughout the pre-season tour of the United States and there are plenty of first-team stars that have only just returned from their holidays due to exploits in the World Cup this summer.
Mourinho warned last weekend that a "difficult season" could lie ahead if they failed to strengthen the squad before the deadline.
"It looked like I was saying something absolutely out of order, something insane, I repeat: Pre-season hard when you don't have your players to work, that's as simple as that".
The Portuguese believes runners-up are often portrayed as if they have been relegated and those who finish below them are presented as "serial winners".