When you create new forum, you get your address on the platform – forumName.mytalk.io. But you can connect your domain. To do this, you need to register a domain on domain hosting, for example – domains.google. If you already have your domain, you need to go to the admin panel and open the "Connect domain" section, enter your domain address and click on the "Send request" button.
Your domain will be connected soon. In the "Connect domain" section you will see the instruction - ...
what settings need to be changed on the hosting where you registered your domain.