[HELP] I DONT KNOW WHAT THE F*** SHOULD I DO TO TOUCH THE BACKBOARD

Guys so i started training vertical for like 3-4 months im going to the gym working my ass off i tried vert jump bible novice plyos program - 0 inches gained tried vertshock - 1-2 inches gained still cant touch backboard. I did strenght trainings still dont get results rested 2 weeks i comeback my vertical got worse....Someone suggest me jump technique changing will help i tried its impossible to change it cause my approach looks retarding and messes my vertical What the fuck i need to do just to touch that fuckign backboard please please help