This category is for images at the top of the site.
Max Image Width: 1600×440 pixels
At it’s most basic level, here is how to create a “Slide”:
Create/Edit a Post and give it a title.
Set a Featured Image. This image will be used as the large, full width image.
Add the slide to a special slides category (e.g. “Hero Slides”).
Publish/Update the post.