>>9889980She needs to try out different genres, I feel like she's restricting herself to her current taste, idol songs and music she feels it fits her voice more. Going out of her comfort zone and experimenting with her voice will benefit her more. Even if she ends up not getting into any new genres or musicians she'll gain experience and knowledge of what works for her or not
Don't let them grind you down Ollie. You have a long road before you, but you WILL sing