From the DASHBOARD click the APPEARANCE menu.

Click HEADER.

From this screen you can see a preview of your current header.

Click on BROWSE to upload your own image, or select one from the provided list to use.

Use the buttons at the bottom of the page to REMOVE the header image or RESTORE the original header image.

Click SAVE CHANGES.

The new header has been saved.

You now know how to change the header in WordPress.

CHANGING HEADERS IN WORDPRESS