Header images are inherited throughout the site, so you don’t need to make a new on for each page, but you can select a specific image for a specific page as required.
- On the page tab, click on the settings cog of the header image
 - Mouse-over the image in the pop-up
 - Click Select different file
 - In the Library drop-down, choose Header Images
 - Select an image from the library or upload a new image
 - Click Select
 - Enter the Alternative Text describing the image
 - Click Apply
 - Save & Close