One of the most common faults in the swing is taking the club back outside, to fix this many players try to control the clubhead but in the swing it is actually the club handle that controls the clubhead so put a tee in your grip and measure your handle distance from your body through the swing
Having the ball positioned too far forward in your stance can result in a high ball trajectory
Stretch out your hips and torso by getting on your knees and extending your arms up and to the sides, improving your flexibility and backswing