Remove the vertical bar | in the various action nav groups on Membership Account, Log In widget, and more.

functions.php

<?php
/**
 * Remove the vertical bar | in the various action nav groups on Membership Account, Log In widget, and more.
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 *
 */
function remove_the_pmpro_actions_nav_separator( $separator ) {
	// $separator = ' &bull; '; // Change the separator to a bullet.
	$separator = ''; // Remove the separator completely. Note that your links will have no space between them this way.
	return $separator;
}
add_action( 'pmpro_actions_nav_separator', 'remove_the_pmpro_actions_nav_separator' );