Suggest Treatment For Scars On The Face

Hello Doctor. I am a student in high school. I have a lot of fcaial scars
espcially on my nose where it is visible. and my leg has scars as well. tThes
scars though are very old. since i was 6 and they still never faded. iI feel
embarresed when i go ot. I tried all tpes of oils like bio oil but id didnt
work.Any other suggestions?