Tips on Customizing SEO Plugin by Squirrly SEO

How to Hide Squirrly SEO (Newton) Admin Menus

function plt_hide_squirrly_seo_menus() {
	//Hide "Squirrly SEO".
	remove_menu_page('sq_dashboard');
	//Hide "Squirrly SEO → First Step".
	remove_submenu_page('sq_dashboard', 'sq_dashboard');
	//Hide "Squirrly SEO → All Features".
	remove_submenu_page('sq_dashboard', 'sq_features');
	//Hide "Squirrly SEO → AI Research".
	remove_submenu_page('sq_dashboard', 'sq_research');
	//Hide "Squirrly SEO → Optimize".
	remove_submenu_page('sq_dashboard', 'sq_assistant');
	//Hide "Squirrly SEO → Focus Pages".
	remove_submenu_page('sq_dashboard', 'sq_focuspages');
	//Hide "Squirrly SEO → Auto-Indexing".
	remove_submenu_page('sq_dashboard', 'sq_indexnow');
	//Hide "Squirrly SEO → Technical SEO".
	remove_submenu_page('sq_dashboard', 'sq_seosettings');
	//Hide "Squirrly SEO → SEO Audit".
	remove_submenu_page('sq_dashboard', 'sq_audits');
	//Hide "Squirrly SEO → Google Rankings".
	remove_submenu_page('sq_dashboard', 'sq_rankings');
	//Hide "Squirrly SEO → How To  Support".
	remove_submenu_page('sq_dashboard', 'https://howto12.squirrly.co/');
}

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

Where do I put this code?

How to Hide Squirrly SEO (Newton) Meta Boxes

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

	//Hide the "Squirrly Live Assistant" meta box.
	remove_meta_box('postsquirrly', $screen->id, 'side');
	//Hide the "SEO Snippet" meta box.
	remove_meta_box('sq_blocksnippet', $screen->id, 'normal');
}

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