How to Hide Square For Memberpress Admin Menus

function plt_hide_pay_with_square_in_memberpress_menus() {
	//Hide "Square For Memberpress".
	remove_menu_page('http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration');
	//Hide "Square For Memberpress → Add Payment Method".
	remove_submenu_page('http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration', 'http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration');
	//Hide "Square For Memberpress → Support".
	remove_submenu_page('http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration', 'https://objectsws.atlassian.net/servicedesk/customer/portal/22/group/48/create/208');
	//Hide "Square For Memberpress → Technical Documentation".
	remove_submenu_page('http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration', 'https://apiexperts.io/documentation/memberpress-with-square');
	//Hide "Square For Memberpress → Get Pro".
	remove_submenu_page('http://127.0.0.1/wp-admin/admin.php?page=memberpress-options#mepr-integration', 'https://apiexperts.io/solutions/memberpress-square/?utm_source=plugin&utm_medium=side_menu');
}

add_action('admin_menu', 'plt_hide_pay_with_square_in_memberpress_menus', 11);
Where do I put this code?