How to turn off WordPress Taxonomy archive page
You can change WordPress Taxonomy to WordPress Private Taxonomy. When register a new taxonomy, need to set ‘rewrite’ as ‘false and ‘public’ as ‘false’
add_action( 'init', 'create_private_example_tax' );
function create_private_example_tax() {
register_taxonomy(
'example',
'post',
array(
'label' => __( 'Example' ),
'public' => false,
'rewrite' => false,
'hierarchical' => true,
)
);
}