[3][4] In 2021, Forrester won the Australian Olympic qualification in the 400-metre individual medley, but remained about a second over the standard time for Tokyo.

At the 2022 World Championships in Budapest, Forrester reached the final of the 400-metre individual medley and finished seventh.

[5] A month later at the Commonwealth Games in Birmingham, Forrester finished sixth in the 400-meter individual medley, with her compatriot Kiah Melverton winning the silver medal.

In the 400-meter individual medley, Canadian Summer McIntosh won ahead of Katie Grimes from the United States, 0.89 seconds behind Grimes, Forrester won the bronze medal and was over two seconds ahead of fourth-placed Alexandra Walsh.

Ramsay qualified for the final but Forrester missed out by a fraction of a second after coming ninth.