"I'm very demanding with myself," he said in a social media question-and-answer session.
"I would say I could have been a bit more regular. But I'm also happy to help the team with some goals and some assists. But in terms of performance, I could have been a bit more regular.
"It takes a bit of time, the adaptation, when you are a new player. But what I'm sure is the best is yet to come.
"Since I signed for Leicester I've felt it's like a family. Everyone is working for the club, everyone is going in the same direction. It's a very familiar club.
"Everyone wants to bring the best out of each other, which is very important. That's how I've felt since the first day I signed."