Add Extra Menu Links In MAINWP Dashboard

## Original Code below found here:  https://meta.mainwp.com/t/nested-extra-menu/2081/3 , below code goes into Child Theme functions.php or into code Snippets plugin ##

add_filter( 'mainwp_main_menu', 'mycustom_mainwp_main_menu', 10, 1 );
	function mycustom_mainwp_main_menu( $left_menu ) {
		$index          = 0;
		$sub_menu_after = array_splice( $left_menu['mainwp_tab'], $index );
		 $addition_item             = array();
		 $addition_item[]           = 'MORE LINKS'; /* Main TAB without link*/
		 $addition_item[]           = 'extras-item';
		 $addition_item[]           = ''; /* no need for link here*/
		 $left_menu['mainwp_tab'][] = $addition_item;
		$left_menu['mainwp_tab'] = array_merge( $left_menu['mainwp_tab'], $sub_menu_after );
		return $left_menu;
	}
	add_filter( 'mainwp_main_menu_submenu', 'mycustom_mainwp_main_menu_submenu', 10, 1 );
	function mycustom_mainwp_main_menu_submenu( $left_submenu ) {
		$addition_item   = array();
		$addition_item[] = 'Logout'; /* Link Heading */
		$addition_item[] = 'https://google.com'; /* new URL */
		$left_submenu['extras-item'][] = $addition_item;

		/* Can Copy'n Paste below codes again into here to create a new link like this image snap:  https://prnt.sc/1ylyzvh |  https://prnt.sc/1ylz8x0  */

				$addition_item   = array();
		$addition_item[] = 'Support'; /* Link Heading */
		$addition_item[] = 'https://google.com'; /* new URL */
		$addition_item[] = ''; /* opens in new tab */
		$addition_item[] = '_blank'; /* opens in new tab */
		$left_submenu['extras-item'][] = $addition_item;

		return $left_submenu;
	}