Hi there,
#1. Change header background image: Please go to Admin dashboard -> Appearance -> Breadcrumbs -> Edit with Elementor: https://ibb.co/fHxPbq0
-> Edit Section -> Tab Style -> Change image background: https://ibb.co/V2WGbDt
#2. Please go to Admin dashboard -> Appearance -> Breadcrumbs -> Edit: https://ibb.co/sgcZspQ
-> Add page to Do Not Display On: https://ibb.co/fqtbdrZ
#3. This config is in conflict with the Variation Swatches for WooCommerce plugin, so you need to deactivate this plugin before editing the settings. After editing, please reactivate this plugin
#4. I need to check this issue, please send Admin web account for me.