If your site is currently published to your custom domain and your subdomain and you wish to remove your subdomain, follow these steps:
1. Log into your Yola account and make sure you are on the My Yola page.
2. Click Domain Settings next to the name of your site.
3. In the section Assign Primary Domain, click remove next to the subdomain address.
4. A confirmation box will pop up. Clicking OK will remove the subdomain address from your site.