Homepage is the first page that your visitors see when they land on your domain. You can set any page on your site as a homepage.
1. For that, you should access the pages menu on the top panel of site editor:

2. By default, each template (even a blank one) has a homepage set on the site:

3. If you want to make another page of your site as a main one, open the settings of this page by clicking on the “gear”, proceed to the General tab and click on Set button:

4. After that, click Done and publish your site for the changes to appear live.
