Tips on Customizing Countdown, Coming Soon, Maintenance – Countdown & Clock

How to Hide Countdown builder Admin Menus

function plt_hide_countdown_builder_menus() {
	//Hide "Coming Soon".
	remove_menu_page('ycdComingSoon');

	//Hide "Countdown  Clock".
	remove_menu_page('edit.php?post_type=ycdcountdown');
	//Hide "Countdown  Clock → All Countdown & Clock".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'edit.php?post_type=ycdcountdown');
	//Hide "Countdown  Clock → Add New Countdown".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'post-new.php?post_type=ycdcountdown');
	//Hide "Countdown  Clock → Countdown Types".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdcountdown');
	//Hide "Countdown  Clock → Newsletter Pro".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdNewsletter');
	//Hide "Countdown  Clock → Coming Soon".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdComingSoon');
	//Hide "Countdown  Clock → Support".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'supports');
	//Hide "Countdown  Clock → Tutorials".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdTutorials');
	//Hide "Countdown  Clock → More Ideas?".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdIdeas');
	//Hide "Countdown  Clock → Subscribers Pro".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdSubscribers');
	//Hide "Countdown  Clock → More Plugins".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdPlugins');
	//Hide "Countdown  Clock → Settings".
	remove_submenu_page('edit.php?post_type=ycdcountdown', 'ycdSettings');
}

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

Where do I put this code?

How to Hide Countdown builder Meta Boxes

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

	//Hide the "Feature Request" meta box.
	remove_meta_box('ycdFeatureRequest', $screen->id, 'side');
	//Hide the "Upgrade" meta box.
	remove_meta_box('ycdUpgrade', $screen->id, 'side');
	//Hide the "Support" meta box.
	remove_meta_box('ycdSupport', $screen->id, 'side');
	//Hide the "Info" meta box.
	remove_meta_box('ycdShortcodeMetabox', $screen->id, 'side');
	//Hide the "Advanced Options" meta box.
	remove_meta_box('advancedOptions', $screen->id, 'normal');
	//Hide the "Display Rules" meta box.
	remove_meta_box('displayRules', $screen->id, 'normal');
	//Hide the "General Options" meta box.
	remove_meta_box('generalOptions', $screen->id, 'normal');
	//Hide the "Subscription Section" meta box.
	remove_meta_box('subscription', $screen->id, 'normal');
	//Hide the "After Expire" meta box.
	remove_meta_box('afterCountdownExpire', $screen->id, 'normal');
	//Hide the "Countdown Button Extension" meta box.
	remove_meta_box('countdownButton', $screen->id, 'normal');
	//Hide the "Float countdown" meta box.
	remove_meta_box('floatCountdown', $screen->id, 'normal');
	//Hide the "Progress Bar" meta box.
	remove_meta_box('ycdMetaboxProgress', $screen->id, 'normal');
	//Hide the "Countdown options" meta box.
	remove_meta_box('ycdMainOptions', $screen->id, 'normal');
}

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