To add simple or parallax background image in the page title, Go to admin panel > Appearance > Customize > Title Wrapper > Page > “On” background image and select title background image for page title. See below image for more information.
To add simple or parallax background image in the page title, Go to admin panel > Appearance > Customize > Title Wrapper > Page > “On” background image and select title background image for page title. See below image for more information.