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 → One Page Setup".
	remove_submenu_page('sq_dashboard', 'sq_onpagesetup');
	//Hide "Squirrly SEO → Keyword Research".
	remove_submenu_page('sq_dashboard', 'sq_research');
	//Hide "Squirrly SEO → Briefcase".
	remove_submenu_page('sq_dashboard', 'http://127.0.0.1/wp-admin/admin.php?page=sq_research&tab=briefcase');
	//Hide "Squirrly SEO → Live Assistant".
	remove_submenu_page('sq_dashboard', 'sq_assistant');
	//Hide "Squirrly SEO → Bulk SEO".
	remove_submenu_page('sq_dashboard', 'sq_bulkseo');
	//Hide "Squirrly SEO → Automation".
	remove_submenu_page('sq_dashboard', 'sq_automation');
	//Hide "Squirrly SEO → IndexNow".
	remove_submenu_page('sq_dashboard', 'sq_indexnow');
	//Hide "Squirrly SEO → SEO Configuration".
	remove_submenu_page('sq_dashboard', 'sq_seosettings');
	//Hide "Squirrly SEO → Focus Pages".
	remove_submenu_page('sq_dashboard', 'sq_focuspages');
	//Hide "Squirrly SEO → Inner Links".
	remove_submenu_page('sq_dashboard', 'http://127.0.0.1/wp-admin/admin.php?page=sq_focuspages&tab=innerlinks');
	//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 → Redirects".
	remove_submenu_page('sq_dashboard', 'sq_redirects');
	//Hide "Squirrly SEO → Import  Data".
	remove_submenu_page('sq_dashboard', 'http://127.0.0.1/wp-admin/admin.php?page=sq_seosettings&tab=backup');
	//Hide "Squirrly SEO → Account Info".
	remove_submenu_page('sq_dashboard', 'https://cloud.squirrly.co/');
	//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);