Add the given code in your child theme functions.php or in your wp-content/plugins/wplms-customizer/wplms-customizer.php file :
add_action( 'bp_setup_nav', 'bp_custom_nav_link1');
function bp_custom_nav_link1(){
global $bp;
bp_core_new_nav_item( array(
'name' => __('My Memberships', 'Vibe' ),
'slug' => 'my-memberships',
'position' => 200,
'screen_function' => 'bp_custom_menu_link',
'show_for_displayed_user' => false
) );
}
function bp_custom_menu_link(){
$pmpro_account_page_id = get_option('pmpro_account_page_id');
if ( isset($pmpro_account_page_id ) && is_numeric($pmpro_account_page_id ) ) {
wp_redirect(get_permalink( $pmpro_account_page_id ),'301');
exit;
}
}