How do I stop my IP showing in the browser address bar?

go to mainfile.php on your server.

If you entered your site URL address in mainfile.php as an ip before your domain resolved, now you need change this and re-enter this as your domain name URL.

This Q&A was found on XOOPS Web Application System : https://xoops.org/modules/smartfaq/faq.php?faqid=391