Normally if your can’t header, footer and other customer posts. It’s due to some miss configurations.
Here are checklists you can do to check the reason of the issue.
- Please make sure you update to the latest version of the theme (see theme change log) and al required plugins from Appearance > Install Plugins.
- Please open Elementor > Settings > General > Post Types and make sure you check header, footer and other custom post types
- There might be some script conflicts between theme’s script and plugin’s script. Please try to disable all 3rd party plugins to see if it fixes the issue.