The Frenchman took control of the Foxes for the first time in their 2-0 success over Everton on Sunday, with Jamie Vardy and Demarai Gray providing the goals.
Leicester boss Puel saw plenty of positives from his new side's display.
"It was more hard in the second half because Everton are good".
"Every coach has ideas of how you'd like to play - I certainly do - but you do need time".
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Miller hit nine sixes including five consecutive in an over of Saifuddin, and seven fours in his innings. He is the 3rd player in T20I format and the 6th in worldwide cricket to hit five sixes in a single over.
"The opportunity to help the club build on its remarkable recent achievements is a truly exciting one and I'm looking forward to working with the owners, players, staff and supporters to deliver further lasting success", he said. Formations and tactics can go out of the window if you don't play on the front foot. The boys know if we score the first goal we can be flying from there.
The Algerian worldwide has re-discovered the form which helped Leicester secure the Premier League title two-years ago as he has scored two goals in his last three games, and Puel is set for talks with Mahrez to "seduce" him into staying beyond the January transfer window.
Asked whether Everton's expensive new signings were struggling to cope with the pressure of life at Goodison Park, Unsworth said: "The players don't set the price tag but obviously there's a lot of new players in the team".
"The performance level at Chelsea was terrific".
On the game, Gray added: "The boys know that once we score the first goal we can be flying and we did throughout the first half and I think that was important for us. It is important for me to have a trainer who can help me with the relationship with the players as it helps prevent bad decisions".