Change the image in background when i read an article

Hello,

Please excuse me for my englsh because i’m French.

I would like to know how can i change the image in the header when i read an article.

In this image in the header isn’t the good image.

I would like this in my articles.

Can you help me ?

Thanks by advance.

Kati

Hello,

If you mean you want to change the default header image go to Customize > Header Image.

Hello,

Yes i try this but i’ve got a problem. Maybe it’s due to wordpress but my image doesn’t appear…

I don’t understand.