How to change profile picture & bio in Substack mobile app?

so to change profile picture in substack app this is sub stack reader app which is just was released so tap into your icon tap on edit profile and then tap on this plus icon where you would be able to just select some photos and then you would just be able to yeah to upload the photos there so yeah that's what you can do you can also add your bio here your full name and select which newsletters you want to be displayed on your on your profile and tap save in top right