Paid Memberships Pro - Add User Capability Only

pmpro-add-user-capability-only.php

<?php
/**
 * Remove capabilities from membership manager role.
 *
 * @param array $caps Array of capabilities.
 *
 * @return array new array of capabilities.
 */
function pmpromm_remove_caps( $caps ) {
	$caps = array(
		'pmpro_memberships_menu' => true,
		'pmpro_dashboard'        => true,
		'read'                   => true,
		'edit_users'             => true,
		'view_admin_dashboard'   => true,
	);
	return $caps;
}
add_filter( 'pmpro_membership_manager_caps', 'pmpromm_remove_caps' );