Does ia only mean she?
Halo teman! I think it is not like that. Here is a very good explanation from the forum:
And here are some examples with translations:
I hope it helps.
Selamat belajar! :)
Ia can mean he, she, and sometimes it
Is "Tidak setujunya" not okay? I dont understand why i cant use -nya here.
In this case, "setuju" is a verb so you can't append -nya to it.