Which topic?
Topics? The manga/manhwa's comment section is called topics so basically just put a commend at the end of the manga you're reading
If you're talking about things then, click
http://www.mangago.zone/thing/feed/
Scroll down until you see that search thing bar.
Search some words related to what your post will be.
Click one of them or the more accurate one
Click experience or question
ohhhh thanks lmao
is there a button that says make a topic for people cause i can't find one???