However, they have struggled in the Premier League, where they will not finish higher than sixth place, no matter what happens in the final game against Crystal Palace on Sunday.
Mourinho insists the first season at any new club is always difficult, but is more optimistic about 2017/2018.
“The first season is hard. I enjoy the second because in the second I know I’m not making mistakes.
“You think you know the players, but you don’t. You only know them when you have them in good moments and bad moments. The one I really enjoy to do is the transition from the first to the second season.”