“Mourinho wanted me to go and play and experience a full season," he told Beyond the Pitch.
“He told me that because of other midfielders in the squad it would be difficult to play a lot.
"I spoke with Mourinho and he was honest with me and that's what I like."
United have started the season in fine fashion with a 100 per cent record from their opening three matches and Pereira has put it down to the morale within the squad.
"A lot of things changed and a lot of people changed. People are happier and more relaxed.
"It is a different atmosphere than last year. People can do their jobs easier and I think everything has come together."