Ive noticed i aim suuper low hitting chest and leg shots. Im improving and i plan on doing the spike training to practice on dummies but is there any way to improve quicker without aim trainers

I have been playing this game for like six months. I have improved different aspects of the game but I still struggle with Vandal recoil. More importantly, when the enemies are moving I fail a lot in hitting headshots/4 body shots. I face t...