class-freemius-config.php

if ( $replace_with_your_freemius_global->can_use_premium_code__premium_only() ) {
			// premium code users if they ever had a licence show the contact form
			$replace_with_your_freemius_global->add_filter(
				'is_submenu_visible',
				function ( $is_visible, $menu_id ) {
					/** @var \Freemius $replace_with_your_freemius_global Freemius global object. */
					global $replace_with_your_freemius_global;
					if ( 'contact' === $menu_id ) {
						return $replace_with_your_freemius_global->has_any_license();
					}
					if ( 'support' === $menu_id ) {
						return ! $replace_with_your_freemius_global->has_any_license();
					}

					return $is_visible;
				},
				10,
				2
			);
		} else {
			// free code users if they ever had a licence show only the support link which is the free forum
			$replace_with_your_freemius_global->add_filter(
				'is_submenu_visible',
				function ( $is_visible, $menu_id ) {
					if ( 'contact' === $menu_id ) {
						return false;
					}
					if ( 'support' === $menu_id ) {
						return true;
					}

					return $is_visible;
				},
				10,
				2
			);
		}