Tips on Customizing Speaker Lite

How to Hide the "Speaker Lite" Admin Menu

function plt_hide_speaker_lite_menus() {
	//Hide the "Speaker Lite" menu.
	remove_menu_page('mdp_speaker_lite_settings');
}

add_action('admin_menu', 'plt_hide_speaker_lite_menus', 11);

Where do I put this code?

How to Hide the "Speaker Lite" Meta Box

function plt_hide_speaker_lite_metaboxes() {
	$screen = get_current_screen();
	if ( !$screen ) {
		return;
	}

	//Hide the "Speaker Lite" meta box.
	remove_meta_box('mdp_speaker_lite_box_id', $screen->id, 'side');
}

add_action('add_meta_boxes', 'plt_hide_speaker_lite_metaboxes', 20);