From the picture I attached The picture above is an example of a Tremplace under the topic Contact.
The picture below is my website. Why doesn't the header image come up? and block it up to stack
With the menu, what should I do?
I can't do this part.
It's the same image as I mentioned here: https://www.joomlart.com/forums/d/42003-i-cant-do-image-header
Try to check the template style which is being assigned to this contact page on your site.