Go full scale if you don't see the green ground Track.

First you have to decide on which horses you think have the best chance of winning.

On windows press Z for whipping that will accelerate your horse by boosting energy.

You can do it for 3 times.

Keep pressing run or right key for continuous speeding up your horse.

Release/press run or right arrow to speed up your horse.

Tip , don’t you whip too earlier!