The 21-year-old Phillip, at her second Olympic Games, swam in Lane 1 of Heat 6 at the Tokyo Aquatics Centre, registering a non-advancing time of 25.74.
Her performance; however, saw her lower the Virgin Islands National Record for the Women’s 50m Freestyle event from 25.82 to 25.74.
Phillip also improved her overall finish at the Olympic Games, finishing 34th overall out of 81 swimmers who took to the pool in the preliminary round.
She had finished 48th in the prelims at the Rio Games in 2016 when she was only 16 years old.
Meanwhile, the winner of Heat 6 was Anicka Delgado of Ecuador, who clocked a non-advancing time of 25.36.