Smith Rowe clinically finished past Foxes goalkeeper Mads Hermansen in the 18th minute to open his Cottagers goal account.
Silva was impressed with 24-year-old Smith Rowe, who Fulham signed from Arsenal for a reported £27million this summer.
Speaking to a press conference after the match, Silva said: “It’s always important (to get first goal) when you sign a talent like him, it’s important to have the impact.
“We signed him not only just for now but for a long time, it was important for him even though he has experience. Last season he didn’t play football, I think it was his first goal in the Premier League in two years as well.
“He settled in the pre-season, it was important to get a little bit more confidence and he scored a good finish. When we sign a player for that position we need them to be decisive, he got the …