Fix your wrists.
More tightness in the back.
Toes out a little more might help with the knees. Maybe you could also widen your stance a little.
The separation looks weird. You‘re going down vertically with your ass instead of shoving it back simultaneusly with the knee bend. That keeps your back in a vertical high bar position on the way down and/or pushes the bar path to the front over the toes.