Answer:
you start the convos
maybe help her with dinner or cleaning once in a while
recomend things you do together like a movie night or somthing
ask her about her day!
if you have a sibling maybe find some alone time
tell her how you feel
forgive her to her face if she did wrong (be with this one you dont wanna look like your under her control)
set boundries such as knocking before coming in your room,ext-
Step-by-step explanation:
been there done that.
make sure you are the bigger person
Hope I could Help :)