I love the seamless integration of linkin.bio when posting via later. But I am not sure that the image grid is the best way to present the links. When I ask users, they often don't understand what this linkin.bio page is all about. Many think that it is the normal Instagram profile page and do not understand that there are links behind the images.
So I would propose to add another way of showing the links:
I am quite confident that click-through rates would be much higher compared to images only.