Tips on Customizing Simple Logo Carousel

How to Hide Simple Logo Carousel Admin Menus

function plt_hide_simple_logo_carousel_menus() {
	//Hide "Logo Carousels".
	remove_menu_page('edit.php?post_type=slc_carousel');
	//Hide "Logo Carousels → Logo Carousels".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'edit.php?post_type=slc_carousel');
	//Hide "Logo Carousels → Add Carousel".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'post-new.php?post_type=slc_carousel');
	//Hide "Logo Carousels → Logo Categories".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'edit-tags.php?taxonomy=slc_logo_category&post_type=slc_carousel');
	//Hide "Logo Carousels → Logos".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'edit.php?post_type=slc_logo');
	//Hide "Logo Carousels → Add Logo".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'post-new.php?post_type=slc_logo');
	//Hide "Logo Carousels → Settings".
	remove_submenu_page('edit.php?post_type=slc_carousel', 'settings');
}

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

Where do I put this code?

How to Hide Simple Logo Carousel Meta Boxes

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

	//Hide the "Logo Options" meta box.
	remove_meta_box('slc_cpt_logo_options', $screen->id, 'normal');
	//Hide the "Shortcode" meta box.
	remove_meta_box('slc_cpt_carousel_shortcode', $screen->id, 'normal');
	//Hide the "Preview" meta box.
	remove_meta_box('slc_cpt_carousel_preview', $screen->id, 'normal');
	//Hide the "Logo Display Order" meta box.
	remove_meta_box('slc_cpt_carousel_logo_display_order', $screen->id, 'normal');
	//Hide the "Logo Display Options" meta box.
	remove_meta_box('slc_cpt_carousel_logo_display_options', $screen->id, 'normal');
	//Hide the "Carousel Options" meta box.
	remove_meta_box('slc_cpt_carousel_options', $screen->id, 'normal');
	//Hide the "How To" meta box.
	remove_meta_box('slc_cpt_carousel_how_to', $screen->id, 'side');
}

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