But that do not remove them from, this, below, does, I’m not sure it the clean/right way to do it…
add_action( ‘widgets_init’, ‘remove_some_sidebars’, 99);
function remove_some_sidebars(){
unregister_sidebar( ‘sidebar-1’ );
unregister_sidebar( ‘sidebar-2’ );
unregister_sidebar( ‘header’ );
unregister_sidebar( ‘footer-1’ );
unregister_sidebar( ‘footer-2’ );
unregister_sidebar( ‘footer-3’ );
unregister_sidebar( ‘footer-4’ );
unregister_sidebar( ‘footer-5’ );
unregister_sidebar( ‘footer-bar’ );
unregister_sidebar( ‘top-bar’ );
}