We do not change Majordomo mailing lists to Mailman or duplicate that facts on the cPanel & WHM server. Should your server has mailing lists, you could recreate them with cPanel’s Mailman interface ( After you get our cPanel support, we be certain to deal with Just about every point https://managed-cpanel-server89006.wikilowdown.com/6182576/the_single_best_strategy_to_use_for_managed_cpanel_server