This hair model comes with smoothing and collision disabled, enable those in the Parameters->General tab and the hair is going to look a lot better:
Collision = 3
Smoothing = 5.
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But that is not enough, then you have to play with style dials and individual hair sections to make the hair look like you want:
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Is a bit tricky, just use the universal tool to rotate and pull hair sections where you want them to be, then combine that with morph dials and you're good.