Remove Primary Navigation Menu with Hook

Description

To remove Primary Navigation Menu, you can add the following PHP code –

remove_action( 'astra_masthead_toggle_buttons', 'astra_masthead_toggle_buttons_primary' );
remove_action( 'astra_masthead_content', 'astra_primary_navigation_markup', 10 );

Example

function remove_primary_menu_callback() {
remove_action( 'astra_masthead_toggle_buttons', 'astra_masthead_toggle_buttons_primary' );
remove_action( 'astra_masthead_content', 'astra_primary_navigation_markup', 10 );
}
add_action( 'init', 'remove_primary_menu_callback' );

Check out the doc that explains how to add custom PHP code using the child theme』s functions.php file.