One of the best tips on hitting driver that I've seen.
This quote
a lot of amateurs from here, they go this way
is what I've been doing. Pushing my body more forward on the down swing.
what I always try to tell them is feel like you're pulling a chain or a bell down
Instead of the shoulders and everything going forward drop the wrists and arms down on the down swing and it allows you to get that arc where you hit up on the ball.