Yeah, many of those squats were more than a bit high. You are almost certainly going to need to take weight off the bar and go a lot deeper. You need to get out of the habit of shifting your weight on to your toes. Before you start every lift, you go up on to your toes and start your descent. You often drift on to your toes further as you go down. You need to stay in your mid foot. Also, you need to drive your butt up. You are lifting your chest. How far are you from WFAC?