In March 2022, she won the silver medal at the national junior cross-country skiing championships, finishing only 1.5 seconds behind Märta Rosenberg.

The individual races at the Youth Olympic Games did not go satisfactorily for her; however, she won bronze in the Single Mixed Relay alongside Oscar Andersson.

[3] At the beginning of the 2020/21 season, at 18 years old, she made her debut in the IBU Cup and, in her second competition at Arber, finished sixth in the sprint.

At the 2021 Youth World Championships, Andersson narrowly missed a medal in the individual and pursuit events, finishing ninth in the sprint.

She reached the podium once with the mixed relay team, including Anton Ivarsson, Oskar Brandt, and Felicia Lindqvist.